luos/workflow/engine/classes/model/AppDelegation.php

<?php
/**
 * AppDelegation.php
 *
 * @package workflow.engine.classes.model
 *
 * 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.
 *
 */

//require_once 'classes/model/om/BaseAppDelegation.php';
//require_once ("classes/model/HolidayPeer.php");
//require_once ("classes/model/TaskPeer.php");
//require_once ("classes/model/Task.php");
//G::LoadClass( "dates" );

/**
 * Skeleton subclass for representing a row from the 'APP_DELEGATION' table.
 *
 *
 *
 * You should add additional methods to this class to meet the
 * application requirements. This class will only be generated as
 * long as it does not already exist in the output directory.
 *
 * @package workflow.engine.classes.model
 */
class AppDelegation extends BaseAppDelegation
{

    /**
     * create an application delegation
     *
     * @param $sProUid process Uid
     * @param $sAppUid Application Uid
     * @param $sTasUid Task Uid
     * @param $sUsrUid User Uid
     * @param $iPriority delegation priority
     * @param $isSubprocess is a subprocess inside a process?
     * @return delegation index of the application delegation.
     */
    public function createAppDelegation ($sProUid, $sAppUid, $sTasUid, $sUsrUid, $sAppThread, $iPriority = 3, $isSubprocess = false, $sPrevious = -1, $sNextTasParam = null, $flagControl = false, $flagControlMulInstance = false, $delPrevious = 0)
    {
        if (! isset( $sProUid ) || strlen( $sProUid ) == 0) {
            throw (new Exception( 'Column "PRO_UID" cannot be null.' ));
        }

        if (! isset( $sAppUid ) || strlen( $sAppUid ) == 0) {
            throw (new Exception( 'Column "APP_UID" cannot be null.' ));
        }

        if (! isset( $sTasUid ) || strlen( $sTasUid ) == 0) {
            throw (new Exception( 'Column "TAS_UID" cannot be null.' ));
        }

        if (! isset( $sUsrUid ) /*|| strlen($sUsrUid ) == 0*/ ) {
            throw (new Exception( 'Column "USR_UID" cannot be null.' ));
        }

        if (! isset( $sAppThread ) || strlen( $sAppThread ) == 0) {
            throw (new Exception( 'Column "APP_THREAD" cannot be null.' ));
        }

        //Get max DEL_INDEX
        $criteria = new Criteria("workflow");
        $criteria->add(AppDelegationPeer::APP_UID, $sAppUid);
        $criteria->add(AppDelegationPeer::DEL_LAST_INDEX, 1);
        $criteria->addDescendingOrderByColumn(AppDelegationPeer::DEL_INDEX);

        $criteriaIndex = clone $criteria;

        $rs = AppDelegationPeer::doSelectRS($criteriaIndex);
        $rs->setFetchmode(ResultSet::FETCHMODE_ASSOC);

        $delIndex = 1;
        $delPreviusUsrUid = $sUsrUid;
        if ($rs->next()) {
            $row = $rs->getRow();

            $delIndex = (isset($row["DEL_INDEX"]))? $row["DEL_INDEX"] + 1 : 1;
            $delPreviusUsrUid = $row["USR_UID"];
        } else {
            $criteriaDelIndex = new Criteria("workflow");

            $criteriaDelIndex->addSelectColumn(AppDelegationPeer::DEL_INDEX);
            $criteriaDelIndex->addSelectColumn(AppDelegationPeer::DEL_DELEGATE_DATE);
            $criteriaDelIndex->add(AppDelegationPeer::APP_UID, $sAppUid);
            $criteriaDelIndex->addDescendingOrderByColumn(AppDelegationPeer::DEL_DELEGATE_DATE);

            $rsCriteriaDelIndex = AppDelegationPeer::doSelectRS($criteriaDelIndex);
            $rsCriteriaDelIndex->setFetchmode(ResultSet::FETCHMODE_ASSOC);

            if ($rsCriteriaDelIndex->next()) {
                $row = $rsCriteriaDelIndex->getRow();

                $delIndex = (isset($row["DEL_INDEX"]))? $row["DEL_INDEX"] + 1 : 1;
            }
        }
        //Verify successors: parrallel submit in the same time
        if($flagControl){
            $nextTaskUid = $sTasUid;
            $index = $this->getAllTasksBeforeSecJoin($nextTaskUid, $sAppUid);
            if($this->createThread($index, $sAppUid)){
                return 0;
            }
        }
        if($flagControlMulInstance){
            $nextTaskUid = $sTasUid;
            $index = $this->getAllTheardMultipleInstance($delPrevious, $sAppUid);
            if($this->createThread($index, $sAppUid)){
                return 0;
            }
        }


        //Update set
        $criteriaUpdate = new Criteria('workflow');
        $criteriaUpdate->add(AppDelegationPeer::DEL_LAST_INDEX, 0);
        BasePeer::doUpdate($criteria, $criteriaUpdate, Propel::getConnection('workflow'));

        $this->setAppUid( $sAppUid );
        $this->setProUid( $sProUid );
        $this->setTasUid( $sTasUid );
        $this->setDelIndex( $delIndex );
        $this->setDelLastIndex(1);
        $this->setDelPrevious( $sPrevious == - 1 ? 0 : $sPrevious );
        $this->setUsrUid( $sUsrUid );
        $this->setDelType( 'NORMAL' );
        $this->setDelPriority( ($iPriority != '' ? $iPriority : '3') );
        $this->setDelThread( $sAppThread );
        $this->setDelThreadStatus( 'OPEN' );
        $this->setDelDelegateDate( 'now' );

        //The function return an array now.  By JHL
        $delTaskDueDate = $this->calculateDueDate($sNextTasParam);
        $delRiskDate    = $this->calculateRiskDate($sNextTasParam, $this->getRisk());

        //$this->setDelTaskDueDate( $delTaskDueDate['DUE_DATE'] ); // Due date formatted
        $this->setDelTaskDueDate($delTaskDueDate);
        $this->setDelRiskDate($delRiskDate);

        if ((defined( "DEBUG_CALENDAR_LOG" )) && (DEBUG_CALENDAR_LOG)) {
            //$this->setDelData( $delTaskDueDate['DUE_DATE_LOG'] ); // Log of actions made by Calendar Engine
        	$this->setDelData( $delTaskDueDate );
        } else {
            $this->setDelData( '' );
        }

        // this condition assures that an internal delegation like a subprocess dont have an initial date setted
        if ($delIndex == 1 && ! $isSubprocess) {
            //the first delegation, init date this should be now for draft applications, in other cases, should be null.
            $this->setDelInitDate( 'now' );
        }

        if ($this->validate()) {
            try {
                $res = $this->save();
            } catch (PropelException $e) {
                error_log($e->getMessage());
                return;
            }
        } else {
            // Something went wrong. We can now get the validationFailures and handle them.
            $msg = '';
            $validationFailuresArray = $this->getValidationFailures();
            foreach ($validationFailuresArray as $objValidationFailure) {
                $msg .= $objValidationFailure->getMessage() . "<br/>";
            }
            throw (new Exception( 'Failed Data validation. ' . $msg ));
        }

        $delIndex = $this->getDelIndex();

        // Hook for the trigger PM_CREATE_NEW_DELEGATION
        if (defined( 'PM_CREATE_NEW_DELEGATION' )) {
            $bpmn = new \ProcessMaker\Project\Bpmn();
            $flagActionsByEmail = true;

            $data = new stdclass();
            $data->TAS_UID = $sTasUid;
            $data->APP_UID = $sAppUid;
            $data->DEL_INDEX = $delIndex;
            $data->USR_UID = $sUsrUid;
            $data->PREVIOUS_USR_UID = $delPreviusUsrUid;

            if ($bpmn->exists($sProUid)) {
                /*----------------------------------********---------------------------------*/
                // this section evaluates the actions by email trigger execution please
                // modify this section carefully, the if evaluation checks if the license has been
                // activated in order to send the mail according to the configuration table
                if (PMLicensedFeatures
                    ::getSingleton()
                    ->verifyfeature('zLhSk5TeEQrNFI2RXFEVktyUGpnczV1WEJNWVp6cjYxbTU3R29mVXVZNWhZQT0=')) {
                    $criteriaAbe = new Criteria();
                    $criteriaAbe->add(AbeConfigurationPeer::PRO_UID, $sProUid);
                    $criteriaAbe->add(AbeConfigurationPeer::TAS_UID, $sTasUid);
                    $resultAbe = AbeConfigurationPeer::doSelectRS($criteriaAbe);
                    $resultAbe->setFetchmode(ResultSet::FETCHMODE_ASSOC);
                    if ($resultAbe->next()) {
                        $dataAbe = $resultAbe->getRow();
                        $flagActionsByEmail = false;
                        if($dataAbe['ABE_TYPE']!='' && $data->USR_UID!=''){
                            G::LoadClass('actionsByEmailCore');
                            $actionsByEmail = new actionsByEmailCoreClass();
                            $actionsByEmail->sendActionsByEmail($data);
                        }
                    }
                }
                /*----------------------------------********---------------------------------*/


                /*----------------------------------********---------------------------------*/
                $licensedFeatures = &PMLicensedFeatures::getSingleton ();
                if ($licensedFeatures->verifyfeature ( '7qhYmF1eDJWcEdwcUZpT0k4S0xTRStvdz09' )) {
                    G::LoadClass("pmGoogleApi");
                    try{
                        $pmGoogle = new PMGoogleApi ();
                        if ($pmGoogle->getServiceGmailStatus()) {
                            $Pmgmail = new \ProcessMaker\BusinessModel\Pmgmail();
                            $Pmgmail->gmailsForRouting($sUsrUid, $sTasUid, $sAppUid, $delIndex, $isSubprocess);
                        }
                    } catch (Exception $oError) {
                        error_log($oError->getMessage());
                    }
                }
                /*----------------------------------********---------------------------------*/
            }

            if ($flagActionsByEmail) {
                $oPluginRegistry = &PMPluginRegistry::getSingleton();
                $oPluginRegistry->executeTriggers(PM_CREATE_NEW_DELEGATION, $data);
            }
        }

        return $delIndex;
    }

    /**
     * Load the Application Delegation row specified in [app_id] column value.
     *
     * @param string $AppUid the uid of the application
     * @return array $Fields the fields
     */

    public function Load ($AppUid, $sDelIndex)
    {
        $con = Propel::getConnection( AppDelegationPeer::DATABASE_NAME );
        try {
            $oAppDel = AppDelegationPeer::retrieveByPk( $AppUid, $sDelIndex );
            if (is_object( $oAppDel ) && get_class( $oAppDel ) == 'AppDelegation') {
                $aFields = $oAppDel->toArray( BasePeer::TYPE_FIELDNAME );
                $this->fromArray( $aFields, BasePeer::TYPE_FIELDNAME );
                return $aFields;
            } else {
                throw (new Exception( "The row '$AppUid, $sDelIndex' in table AppDelegation doesn't exist!" ));
            }
        } catch (Exception $oError) {
            throw ($oError);
        }
    }

    /* Load the Application Delegation row specified in [app_id] column value.
     *
     * @param string $AppUid the uid of the application
     * @param string $index the index of the delegation
     * @return array $Fields the fields
     */

    public function LoadParallel ($AppUid, $index = "")
    {
        $aCases = array();

        $c = new Criteria( 'workflow' );
        $c->addSelectColumn( AppDelegationPeer::APP_UID );
        $c->addSelectColumn( AppDelegationPeer::DEL_INDEX );
        $c->addSelectColumn( AppDelegationPeer::PRO_UID );
        $c->addSelectColumn( AppDelegationPeer::TAS_UID );
        $c->addSelectColumn( AppDelegationPeer::USR_UID );
        $c->addSelectColumn( AppDelegationPeer::DEL_DELEGATE_DATE );
        $c->addSelectColumn( AppDelegationPeer::DEL_INIT_DATE );
        $c->addSelectColumn( AppDelegationPeer::DEL_TASK_DUE_DATE );
        $c->addSelectColumn( AppDelegationPeer::DEL_FINISH_DATE );
        $c->addSelectColumn( AppDelegationPeer::DEL_PREVIOUS );

        $c->add( AppDelegationPeer::DEL_THREAD_STATUS, 'OPEN' );
        $c->add( AppDelegationPeer::APP_UID, $AppUid );
        if(!empty($index)) {
            $c->add( AppDelegationPeer::DEL_INDEX, $index );
        }
        $c->addDescendingOrderByColumn( AppDelegationPeer::DEL_INDEX );
        $rs = AppDelegationPeer::doSelectRS( $c );
        $row= $rs->setFetchmode( ResultSet::FETCHMODE_ASSOC );

        $rs->next();
        $row = $rs->getRow();

        while (is_array($row)) {
            $case = array();
            $case['TAS_UID']   = $row['TAS_UID'];
            $case['USR_UID']   = $row['USR_UID'];
            $case['DEL_INDEX'] = $row['DEL_INDEX'];
            $case['TAS_UID']   = $row['TAS_UID'];
            $case['DEL_DELEGATE_DATE'] = $row['DEL_DELEGATE_DATE'];
            $case['DEL_INIT_DATE']     = $row['DEL_INIT_DATE'];
            $case['DEL_TASK_DUE_DATE'] = $row['DEL_TASK_DUE_DATE'];
            $case['DEL_FINISH_DATE']   = $row['DEL_FINISH_DATE'];
            $case['DEL_PREVIOUS']      = $row['DEL_PREVIOUS'];
            $aCases[] = $case;
            $rs->next();
            $row = $rs->getRow();
        }

        return $aCases;
    }

    /**
     * Update the application row
     *
     * @param array $aData
     * @return variant
     *
     */

    public function update ($aData)
    {
        $con = Propel::getConnection( AppDelegationPeer::DATABASE_NAME );
        try {
            $con->begin();
            $oApp = AppDelegationPeer::retrieveByPK( $aData['APP_UID'], $aData['DEL_INDEX'] );
            if (is_object( $oApp ) && get_class( $oApp ) == 'AppDelegation') {
                $oApp->fromArray( $aData, BasePeer::TYPE_FIELDNAME );
                if ($oApp->validate()) {
                    $res = $oApp->save();
                    $con->commit();
                    return $res;
                } else {
                    $msg = '';
                    foreach ($this->getValidationFailures() as $objValidationFailure) {
                        $msg .= $objValidationFailure->getMessage() . "<br/>";
                    }

                    throw (new PropelException( 'The row cannot be created!', new PropelException( $msg ) ));
                }
            } else {
                $con->rollback();
                throw (new Exception( "This AppDelegation row doesn't exist!" ));
            }
        } catch (Exception $oError) {
            throw ($oError);
        }
    }

    public function remove ($sApplicationUID, $iDelegationIndex)
    {
        $oConnection = Propel::getConnection( StepTriggerPeer::DATABASE_NAME );
        try {
            $oConnection->begin();
            $oApp = AppDelegationPeer::retrieveByPK( $sApplicationUID, $iDelegationIndex );
            if (is_object( $oApp ) && get_class( $oApp ) == 'AppDelegation') {
                $result = $oApp->delete();
            }
            $oConnection->commit();
            return $result;
        } catch (Exception $e) {
            $oConnection->rollback();
            throw ($e);
        }
    }

    // TasTypeDay = 1  => working days
    // TasTypeDay = 2  => calendar days
    public function calculateDueDate ($sNextTasParam)
    {
        //Get Task properties
        $task = TaskPeer::retrieveByPK( $this->getTasUid() );

        $aData['TAS_UID'] = $this->getTasUid();
        //Added to allow User defined Timing Control at Run time from Derivation screen
        if (isset( $sNextTasParam['NEXT_TASK']['TAS_TRANSFER_HIDDEN_FLY'] ) && $sNextTasParam['NEXT_TASK']['TAS_TRANSFER_HIDDEN_FLY'] == 'true') {
            $aData['TAS_DURATION'] = $sNextTasParam['NEXT_TASK']['TAS_DURATION'];
            $aData['TAS_TIMEUNIT'] = $sNextTasParam['NEXT_TASK']['TAS_TIMEUNIT'];
            $aData['TAS_TYPE_DAY'] = $sNextTasParam['NEXT_TASK']['TAS_TYPE_DAY'];

            if (isset( $sNextTasParam['NEXT_TASK']['TAS_CALENDAR'] ) && $sNextTasParam['NEXT_TASK']['TAS_CALENDAR'] != '') {
                $aCalendarUID = $sNextTasParam['NEXT_TASK']['TAS_CALENDAR'];
            } else {
                $aCalendarUID = '';
            }

            //Updating the task Table , so that user will see updated values in the assign screen in consequent cases
            $oTask = new Task();
            $oTask->update( $aData );
        } else {
            if (is_null( $task )) {
                return 0;
            }
            $aData['TAS_DURATION'] = $task->getTasDuration();
            $aData['TAS_TIMEUNIT'] = $task->getTasTimeUnit();
            $aData['TAS_TYPE_DAY'] = $task->getTasTypeDay();
            $aCalendarUID = '';
        }

        //Calendar - Use the dates class to calculate dates
        $calendar = new calendar();

        $arrayCalendarData = array();

        if ($calendar->pmCalendarUid == "") {
            $calendar->getCalendar(null, $this->getProUid(), $this->getTasUid());

            $arrayCalendarData = $calendar->getCalendarData();
        }

        //Due date
        /*$iDueDate = $calendar->calculateDate( $this->getDelDelegateDate(), $aData['TAS_DURATION'], $aData['TAS_TIMEUNIT']         //hours or days, ( we only accept this two types or maybe weeks
        );*/
        $dueDate = $calendar->dashCalculateDate($this->getDelDelegateDate(), $aData["TAS_DURATION"], $aData["TAS_TIMEUNIT"], $arrayCalendarData);

        //Return
        return $dueDate;
    }

    public function calculateRiskDate($dueDate, $risk)
    {
        try {

            $data = array();
            if (isset( $sNextTasParam['NEXT_TASK']['TAS_TRANSFER_HIDDEN_FLY'] ) && $sNextTasParam['NEXT_TASK']['TAS_TRANSFER_HIDDEN_FLY'] == 'true') {
                $data['TAS_DURATION'] = $sNextTasParam['NEXT_TASK']['TAS_DURATION'];
                $data['TAS_TIMEUNIT'] = $sNextTasParam['NEXT_TASK']['TAS_TIMEUNIT'];
            } else {
                $task = TaskPeer::retrieveByPK( $this->getTasUid() );
                $data['TAS_DURATION'] = $task->getTasDuration();
                $data['TAS_TIMEUNIT'] = $task->getTasTimeUnit();
            }

            $riskTime = $data['TAS_DURATION'] - ($data['TAS_DURATION'] * $risk);

            //Calendar - Use the dates class to calculate dates
            $calendar = new calendar();

            $arrayCalendarData = array();

            if ($calendar->pmCalendarUid == "") {
                $calendar->getCalendar(null, $this->getProUid(), $this->getTasUid());

                $arrayCalendarData = $calendar->getCalendarData();
            }

            //Risk date
            $riskDate = $calendar->dashCalculateDate($this->getDelDelegateDate(), $riskTime, $data['TAS_TIMEUNIT'], $arrayCalendarData);

            return $riskDate;
        } catch (Exception $e) {
            throw $e;
        }
    }

    public function getDiffDate ($date1, $date2)
    {
        return ($date1 - $date2) / (24 * 60 * 60); //days
        return ($date1 - $date2) / 3600;
    }

	//usually this function is called when routing in the flow, so by default cron =0
	public function calculateDuration($cron = 0) 
	{
		$this->writeFileIfCalledFromCronForCalculateDuration($cron);
		$this->patchDataWithValuesForCalculateDuration();
		$rs = $this->recordSetForCalculateDuration();
		$rs->next();
		$row = $rs->getRow();
		$i = 0;
		$calendar = new calendar();
		$now = new DateTime();
		while (is_array ($row)) {
			$oAppDel = AppDelegationPeer::retrieveByPk( $row['APP_UID'], $row['DEL_INDEX'] );
            $calendar = new calendar();
            $calendar->getCalendar($row['USR_UID'], $row['PRO_UID'], $row['TAS_UID']);
            $calData = $calendar->getCalendarData();
            $calculatedValues = $this->getValuesToStoreForCalculateDuration($row, $calendar, $calData, $now);

			$oAppDel->setDelStarted($calculatedValues['isStarted']);
			$oAppDel->setDelFinished($calculatedValues['isFinished']);
			$oAppDel->setDelDelayed($calculatedValues['isDelayed']);
			$oAppDel->setDelQueueDuration($calculatedValues['queueTime']);
			$oAppDel->setDelDelayDuration($calculatedValues['delayTime']);
			$oAppDel->setDelDuration($calculatedValues['durationTime']);
			$oAppDel->setAppOverduePercentage($calculatedValues['percentDelay']);
			$RES = $oAppDel->save();
			$rs->next();
			$row = $rs->getRow();
		}
	}

	public function getValuesToStoreForCalculateDuration($row, $calendar, $calData, $nowDate) 
	{
        $rowValues = $this->completeRowDataForCalculateDuration($row, $nowDate);
		return Array(
            'isStarted'    => $this->createDateFromString($row['DEL_INIT_DATE']) != null ? 1 : 0,
            'isFinished'   => $this->createDateFromString($row['DEL_FINISH_DATE']) != null ? 1: 0,
            'isDelayed'    => $this->calculateDelayTime($calendar, $calData, $rowValues) > 0 ? 1 : 0,
            'queueTime'    => $this->calculateQueueTime($calendar, $calData, $rowValues),
            'delayTime'    => $this->calculateDelayTime($calendar, $calData, $rowValues),
            'durationTime' => $this->calculateNetProcessingTime($calendar, $calData, $rowValues),
            'percentDelay' => $this->calculateOverduePercentage($calendar, $calData, $rowValues)
		);
	}

	private function calculateOverduePercentage($calendar, $calData, $rowValues)
	{
        if ($rowValues['fTaskDuration'] == 0) {
            return 0;
        }
        //TODO 8 daily/hours must be extracted from calendar
        $taskTime = ($rowValues['cTaskDurationUnit'] == 'DAYS') 
                    ? $rowValues['fTaskDuration'] * 8 / 24
                    : $rowValues['fTaskDuration'] / 24;

        return $this->calculateDelayTime($calendar, $calData, $rowValues)  * 100/ $taskTime;
	}

	//time in days from init or delegate date to finish or today's date
	private function calculateNetProcessingTime($calendar, $calData, $rowValues)
	{
		$initDateForCalc = $this->selectDate ($rowValues['dInitDate'], $rowValues['dDelegateDate'], 'max'); 
		$endDateForCalc = $this->selectDate ($rowValues['dFinishDate'], $rowValues['dNow'], 'min'); 
		return $calendar->dashCalculateDurationWithCalendar(
							$initDateForCalc->format('Y-m-d H:i:s'), 
							$endDateForCalc->format('Y-m-d H:i:s'), 
							$calData)/(24*60*60);  
	}
	
	//time in days from delegate date to init date
	private function calculateQueueTime($calendar,  $calData, $rowValues)
	{
		$initDateForCalc = $rowValues['dDelegateDate']; 
		$endDateForCalc = $this->selectDate ($rowValues['dInitDate'], $rowValues['dNow'], 'min'); 
		return $calendar->dashCalculateDurationWithCalendar(
							$initDateForCalc->format('Y-m-d H:i:s'), 
							$endDateForCalc->format('Y-m-d H:i:s'), 
							$calData)/(24*60*60);  
	}

	//time in days from due date to finish or today date
	private function calculateDelayTime($calendar, $calData, $rowValues)
	{
		$initDateForCalc = $this->selectDate($rowValues['dDueDate'], $rowValues['dDelegateDate'], 'max'); 
		$endDateForCalc = $this->selectDate ($rowValues['dFinishDate'], $rowValues['dNow'], 'min'); 
		return $calendar->dashCalculateDurationWithCalendar(
							$initDateForCalc->format('Y-m-d H:i:s'), 
							$endDateForCalc->format('Y-m-d H:i:s'), 
							$calData)/(24*60*60);  
	}

    //to avoid aplying many times the same conversions and functions the row data
    //is used to create dates as DateTime objects and other fields are stracted also, 
    //so the array returned will work as a "context" object for the rest of the functions.
	private function completeRowDataForCalculateDuration($row, $nowDate) 
	{
		return Array(
			'dDelegateDate'       => $this->createDateFromString ($row['DEL_DELEGATE_DATE']),
			'dInitDate'           => $this->createDateFromString ($row['DEL_INIT_DATE']),
			'dDueDate'            => $this->createDateFromString ($row['DEL_TASK_DUE_DATE']),
			'dFinishDate'         => $this->createDateFromString ($row['DEL_FINISH_DATE']),
			'fTaskDuration'       => $row['TAS_DURATION'] * 1.0,
			'cTaskDurationUnit'   => $row['TAS_TIMEUNIT'],
			'dNow'                => $nowDate,
			'row'                 => $row
		);
	}

	//by default min function returns de null value if one of the params is null
    //to avoid that behaviour this function was created so the function returns the first
    //not null date or if both are not null the mix/max date
    //NOTE date1 and date2 are DateTime objects.
	private function selectDate($date1, $date2, $compareFunction)
	{
		if ($date1 == null)	
			return $date2;

		if ($date2 == null)	
			return $date1;

		return $compareFunction($date1, $date2);
	}

    //Creates a DateTime object from a string. If the string is null or empty a null object is returned
	private function createDateFromString($stringDate) {
		if ($stringDate == null || $stringDate == '')
			return null;
		return new DateTime($stringDate);
	}

	private function recordSetForCalculateDuration()
	{
		//walk in all rows with DEL_STARTED = 0 or DEL_FINISHED = 0
		$c = new Criteria( 'workflow' );
		$c->clearSelectColumns();
		$c->addSelectColumn( AppDelegationPeer::APP_UID );
		$c->addSelectColumn( AppDelegationPeer::DEL_INDEX );
		$c->addSelectColumn( AppDelegationPeer::USR_UID);
		$c->addSelectColumn( AppDelegationPeer::PRO_UID);
		$c->addSelectColumn( AppDelegationPeer::TAS_UID);
		$c->addSelectColumn( AppDelegationPeer::DEL_DELEGATE_DATE );
		$c->addSelectColumn( AppDelegationPeer::DEL_INIT_DATE );
		$c->addSelectColumn( AppDelegationPeer::DEL_TASK_DUE_DATE );
		$c->addSelectColumn( AppDelegationPeer::DEL_FINISH_DATE );
		$c->addSelectColumn( AppDelegationPeer::DEL_DURATION );
		$c->addSelectColumn( AppDelegationPeer::DEL_QUEUE_DURATION );
		$c->addSelectColumn( AppDelegationPeer::DEL_DELAY_DURATION );
		$c->addSelectColumn( AppDelegationPeer::DEL_STARTED );
		$c->addSelectColumn( AppDelegationPeer::DEL_FINISHED );
		$c->addSelectColumn( AppDelegationPeer::DEL_DELAYED );
		$c->addSelectColumn( TaskPeer::TAS_DURATION );
		$c->addSelectColumn( TaskPeer::TAS_TIMEUNIT );
		$c->addSelectColumn( TaskPeer::TAS_TYPE_DAY );

		$c->addJoin( AppDelegationPeer::TAS_UID, TaskPeer::TAS_UID, Criteria::LEFT_JOIN );
		$cton1 = $c->getNewCriterion( AppDelegationPeer::DEL_STARTED, 0 );
		$cton2 = $c->getNewCriterion( AppDelegationPeer::DEL_FINISHED, 0 );
		$cton1->addOR( $cton2 );
		$c->add( $cton1 );
		$rs = AppDelegationPeer::doSelectRS( $c );
		$rs->setFetchmode( ResultSet::FETCHMODE_ASSOC );
		return $rs;
	}
    private function writeFileIfCalledFromCronForCalculateDuration($cron) 
	{
		if ($cron == 1) {
			$arrayCron = unserialize( trim( @file_get_contents( PATH_DATA . "cron" ) ) );
			$arrayCron["processcTimeStart"] = time();
			@file_put_contents( PATH_DATA . "cron", serialize( $arrayCron ) );
		}
	}

	private function patchDataWithValuesForCalculateDuration() 
	{
		//patch  rows with initdate = null and finish_date
		$c = new Criteria();
		$c->clearSelectColumns();
		$c->addSelectColumn( AppDelegationPeer::APP_UID );
		$c->addSelectColumn( AppDelegationPeer::DEL_INDEX );
		$c->addSelectColumn( AppDelegationPeer::DEL_DELEGATE_DATE );
		$c->addSelectColumn( AppDelegationPeer::DEL_FINISH_DATE );
		$c->add( AppDelegationPeer::DEL_INIT_DATE, null, Criteria::ISNULL );
		$c->add( AppDelegationPeer::DEL_FINISH_DATE, null, Criteria::ISNOTNULL );
		//$c->add(AppDelegationPeer::DEL_INDEX, 1);


		$rs = AppDelegationPeer::doSelectRS( $c );
		$rs->setFetchmode( ResultSet::FETCHMODE_ASSOC );
		$rs->next();
		$row = $rs->getRow();

		while (is_array( $row )) {
			$oAppDel = AppDelegationPeer::retrieveByPk( $row['APP_UID'], $row['DEL_INDEX'] );
			if (isset( $row['DEL_FINISH_DATE'] )) {
				$oAppDel->setDelInitDate( $row['DEL_FINISH_DATE'] );
			} else {
				$oAppDel->setDelInitDate( $row['DEL_INIT_DATE'] );
			}
			$oAppDel->save();

			$rs->next();
			$row = $rs->getRow();
		}
	}
    


    public function getLastDeleration ($APP_UID)
    {
        $c = new Criteria( 'workflow' );
        $c->addSelectColumn( AppDelegationPeer::APP_UID );
        $c->addSelectColumn( AppDelegationPeer::DEL_INDEX );
        $c->addSelectColumn( AppDelegationPeer::DEL_DELEGATE_DATE );
        $c->addSelectColumn( AppDelegationPeer::DEL_INIT_DATE );
        $c->addSelectColumn( AppDelegationPeer::DEL_TASK_DUE_DATE );
        $c->addSelectColumn( AppDelegationPeer::DEL_FINISH_DATE );
        $c->addSelectColumn( AppDelegationPeer::DEL_DURATION );
        $c->addSelectColumn( AppDelegationPeer::DEL_QUEUE_DURATION );
        $c->addSelectColumn( AppDelegationPeer::DEL_DELAY_DURATION );
        $c->addSelectColumn( AppDelegationPeer::DEL_STARTED );
        $c->addSelectColumn( AppDelegationPeer::DEL_FINISHED );
        $c->addSelectColumn( AppDelegationPeer::DEL_DELAYED );
        $c->addSelectColumn( AppDelegationPeer::USR_UID );

        $c->add( AppDelegationPeer::APP_UID, $APP_UID );
        $c->addDescendingOrderByColumn( AppDelegationPeer::DEL_INDEX );
        $rs = AppDelegationPeer::doSelectRS( $c );
        $rs->setFetchmode( ResultSet::FETCHMODE_ASSOC );
        $rs->next();
        return $rs->getRow();
    }

    public function getCurrentIndex ($appUid)
    {
        $oCriteria = new Criteria();
        $oCriteria->addSelectColumn( AppDelegationPeer::DEL_INDEX );
        $oCriteria->add( AppDelegationPeer::APP_UID, $appUid );
        $oCriteria->addDescendingOrderByColumn( AppDelegationPeer::DEL_INDEX );
        $oRuleSet = AppDelegationPeer::doSelectRS( $oCriteria );
        $oRuleSet->setFetchmode( ResultSet::FETCHMODE_ASSOC );
        $oRuleSet->next();
        $data = $oRuleSet->getRow();
        return (int)$data['DEL_INDEX'];
    }

    public function getCurrentTask ($appUid)
    {
        $oCriteria = new Criteria();
        $oCriteria->addSelectColumn( AppDelegationPeer::TAS_UID );
        $oCriteria->add( AppDelegationPeer::APP_UID, $appUid );
        $oCriteria->addDescendingOrderByColumn( AppDelegationPeer::DEL_INDEX );
        $oRuleSet = AppDelegationPeer::doSelectRS( $oCriteria );
        $oRuleSet->setFetchmode( ResultSet::FETCHMODE_ASSOC );
        $oRuleSet->next();
        $data = $oRuleSet->getRow();
        return $data['TAS_UID'];
    }

    /**
    * Verify if the current case is already routed.
    *
    * @param string $AppUid the uid of the application
    * @return array $Fields the fields
    */

    public function alreadyRouted ($appUid, $sDelIndex)
    {
        $c = new Criteria("workflow");
        $c->clearSelectColumns();
        $c->addSelectColumn(AppDelegationPeer::APP_UID);
        $c->add(AppDelegationPeer::APP_UID, $appUid);
        $c->add(AppDelegationPeer::DEL_INDEX, $sDelIndex);
        $c->add(AppDelegationPeer::DEL_FINISH_DATE, null, Criteria::ISNOTNULL);
        $result = AppDelegationPeer::doSelectRS($c);
        $result->setFetchmode(ResultSet::FETCHMODE_ASSOC);
        if($result->next()) {
            return true;
        } else {
            return false;
        }
    }

    public function getRisk()
    {
        try {
            $risk = 0.2;

            //Return
            return $risk;
        } catch (Exception $e) {
            throw $e;
        }
    }

    /**
    * Get all task before Join Threads
    *
    * @param string $nextTaskUid
    * @param string $sAppUid
    * @return array $index
    */
    public static function getAllTasksBeforeSecJoin($nextTaskUid, $sAppUid){
        $criteriaR = new Criteria('workflow');
        $criteriaR->addSelectColumn(AppDelegationPeer::DEL_INDEX);
        $criteriaR->addJoin(RoutePeer::TAS_UID, AppDelegationPeer::TAS_UID, Criteria::LEFT_JOIN);
        $criteriaR->add(RoutePeer::ROU_NEXT_TASK, $nextTaskUid, Criteria::EQUAL);
        $criteriaR->add(RoutePeer::ROU_TYPE, 'SEC-JOIN', Criteria::EQUAL);
        $criteriaR->add(AppDelegationPeer::APP_UID, $sAppUid, Criteria::EQUAL);
        $rsCriteriaR = RoutePeer::doSelectRS($criteriaR);
        $rsCriteriaR->setFetchmode(ResultSet::FETCHMODE_ASSOC);
        $index = array();
        $c = 0;
        while($rsCriteriaR->next()){
            $row = $rsCriteriaR->getRow();
            $index[$c++] = $row['DEL_INDEX'];
        }
        return $index;
    }

    /**
    * Verify if we need to create a new Thread
    *
    * @param array $index
    * @param string $sAppUid
    * @return boolean $res
    */
    public static function createThread($index, $sAppUid){
        $criteriaDel = new Criteria("workflow");
        $criteriaDel->addSelectColumn(AppDelegationPeer::DEL_INDEX);
        $criteriaDel->addSelectColumn(AppDelegationPeer::DEL_PREVIOUS);
        $criteriaDel->add(AppDelegationPeer::APP_UID, $sAppUid);
        $criteriaDel->add(AppDelegationPeer::DEL_PREVIOUS, $index, Criteria::IN);
        $criteriaDel = AppDelegationPeer::doSelectRS($criteriaDel);
        $criteriaDel->setFetchmode(ResultSet::FETCHMODE_ASSOC);
        $res = $criteriaDel->next();
        return $res;
    }

    /**
    * Get all Threads for Multiple Instance
    *
    * @param string $sPrevious
    * @param string $sAppUid
    * @return array $index
    */
    public static function getAllTheardMultipleInstance($sPrevious, $sAppUid){
        $criteriaR = new Criteria('workflow');
        $criteriaR->addSelectColumn(AppDelegationPeer::DEL_INDEX);
        $criteriaR->add(AppDelegationPeer::APP_UID, $sAppUid, Criteria::EQUAL);
        $criteriaR->add(AppDelegationPeer::DEL_PREVIOUS, $sPrevious, Criteria::EQUAL);
        $rsCriteriaR = AppDelegationPeer::doSelectRS($criteriaR);
        $rsCriteriaR->setFetchmode(ResultSet::FETCHMODE_ASSOC);
        $index = array();
        $c = 0;
        while($rsCriteriaR->next()){
            $row = $rsCriteriaR->getRow();
            $index[$c++] = $row['DEL_INDEX'];
        }
        return $index;
    }

}