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logic.php
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logic.php
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
class logic
{
function contains($val, $arr)
{
foreach( $arr as $a )
{
if($a == $val)
{
return true;
}
}
return false;
}
function countValue($val, $arr)
{
$counter = 0;
foreach( $arr as $a )
{
if($a == $val)
{
$counter++ ;
}
}
return $counter;
}
function siever( $valueList ) // remove duplicate entry
{
$count = 0;
$sievedList = array();
foreach ($valueList as $value)
{
if(!$this->contains( $value, $sievedList))
{
$sievedList[$count++] = $value;
}
}
return $sievedList ;
}
function randomise($arrayOfValue)
{
$index = rand(0, sizeof($arrayOfValue)-1);
// echo $index."<br/>";
$value = $arrayOfValue[$index];
if(is_array($value))
return randomise($value);
else
return $value;
}
public function stringBuilder($deptArr)
{
$stringBuilder = "";
for($i = 0; $i < count($deptArr); $i++)
{
if($i == count($deptArr) - 1)
$stringBuilder .= $deptArr[$i] ;
else
$stringBuilder .= $deptArr[$i].',' ;
}
return $stringBuilder;
}
}
class VenueParameter
{
public $VenueID;
public $Name;
public $OwnerType;
public $Capacity;
public $VenueOwner;
public $Status = false;
}
class Day
{
public $DayID;
public $Days;
}
class FreePeriod
{
public $Days;
public $StartPeriod;
public $Duration;
}
class Period
{
public $StartTime;
public $EndTime;
}
class Merger
{
public $ID;
public $Day;
public $Period;
public $Venue;
public $VenueCapacity;
public $OwnerType;
public $VenueOwner;
public $Status = 0;
public $Course;
}
class VirtualAllocationTable
{
public $CourseCode;
public $Day;
public $Period;
public $Venue;
}
class TableBoard extends logic
{
public function __construct()
{
$this->DBobject = new mconfigs();
}
public function getDays()
{
$DayObjArr = array();
$lecturedays = $this->DBobject->getAnyTableContent('lecturedays');
if($lecturedays->num_rows() > 0)
{
foreach ($lecturedays->result() as $row)
{
$ObjDay = new Day();
$ObjDay->DayID = $row->id;
$ObjDay->Days = $row->days;
$DayObjArr[] = $ObjDay;
}
}
return $DayObjArr;
}
public function getFreePeriod()
{
$ObjFPDarr = array();
$freeperiod = $this->DBobject->getAnyTableContent('freeperiod');
$ObjFPD = new FreePeriod();
if($freeperiod->num_rows() > 0)
{
foreach ($freeperiod->result() as $row)
{
$ObjFPD = new FreePeriod();
$ObjFPD->Days = $row->days;
$ObjFPD->StartPeriod = $row->startperiod;
$ObjFPD->Duration = $row->duration;
$ObjFPDarr[] = $ObjFPD ;
}
}
return $ObjFPDarr;
}
public function getPeriod()
{
$period = $this->DBobject->getAnyTableContent('period');
$ObjPD = new Period();
if($period->num_rows() > 0)
{
foreach ($period->result() as $row)
{
$ObjPD->StartTime = $row->start;
$ObjPD->EndTime = $row->end;
}
}
return $ObjPD;
}
private function AmPm($value)
{
if($value < 12 && $value > 6)
return $value."am";
elseif($value == 12)
return $value."pm";
elseif($value >= 12)
return ($value - 12)."pm" ;
}
public function generatePeriodSet($periodLength,Period $ObjPD, array $ObjFPDarr, array $DayObjArr)
{
$id = 1;
$ObjMergerArr = array();
foreach ($DayObjArr as $Eachday)
{
$firstLoop = 1;
$start = $ObjPD->StartTime[0].$ObjPD->StartTime[1];
$end = $ObjPD->EndTime[0].$ObjPD->EndTime[1];
if(strtolower($ObjPD->EndTime[2]) =="p" && (int)$end < 12 )
{ $end =((int)$end + 12); }
$ObjFPD = new FreePeriod();
$ObjFPD = $this->SpotFreeperiod($ObjFPDarr, $Eachday->Days); // get freepriod details for a particular day
for($i = (int)$start; $i <= (int)$end; $i+=$periodLength)
{
if($ObjFPD != null)
{
// $ObjMerger = new Merger();
$period = (int)$ObjFPD->StartPeriod[0].$ObjFPD->StartPeriod[1];
$lapse = (int)$ObjFPD->Duration;
if($i ==(int)$period +12 ) // capture exact period
{
$i += ($lapse - $periodLength);
}
elseif(($i+1) == (int)$period+12 && ($periodLength ==2)) //capture in-between period
{
if($i+$periodLength <= (int)$end)
{
$ObjMerger = new Merger();
$ObjMerger->ID = $id++;
$ObjMerger->Day = $Eachday->Days;
$ObjMerger->Period = $this->AmPm($i).'-'.$this->AmPm($i+1); // 8pm-10pm
$ObjMergerArr[] = $ObjMerger;
if($lapse ==2 )
{ $i+= 1; } // skip free period hour
}
}
else
{
if($i+$periodLength <= (int)$end)
{
$ObjMerger = new Merger();
$ObjMerger->ID = $id++;
$ObjMerger->Day = $Eachday->Days;
$ObjMerger->Period = $this->AmPm($i).'-'.$this->AmPm($i+$periodLength);
$ObjMergerArr[] = $ObjMerger;
} // 8pm-10pm
elseif (($i+$periodLength -1) == (int)$end && ($periodLength ==2))
{
$ObjMerger = new Merger();
$ObjMerger->ID = $id++;
$ObjMerger->Day = $Eachday->Days;
$ObjMerger->Period = $this->AmPm($i).'-'.$this->AmPm($i+$periodLength - 1);
$ObjMergerArr[] = $ObjMerger;
$i+=1;
}
}
}
else
{
if($i+$periodLength <= (int)$end)
{
$ObjMerger = new Merger();
$ObjMerger->ID = $id++;
$ObjMerger->Day = $Eachday->Days;
$ObjMerger->Period = $this->AmPm($i).'-'.$this->AmPm($i+$periodLength);
$ObjMergerArr[] = $ObjMerger;
} // first period format: 8pm-10pm
elseif (($i+$periodLength -1) == (int)$end && ($periodLength ==2))
{
$ObjMerger = new Merger();
$ObjMerger->ID = $id++;
$ObjMerger->Day = $Eachday->Days;
$ObjMerger->Period = $this->AmPm($i).'-'.$this->AmPm($i+$periodLength - 1);
$ObjMergerArr[] = $ObjMerger;
$i+=1;
}
}
} // close for loop
} // close foreach
return $ObjMergerArr;
}
private function SpotFreeperiod(array $ObjFPDarr, $Eachday)//argument: freeperiod-object array, day
{
$ObjFPD = new FreePeriod();
$ObjFPD = null;
foreach ($ObjFPDarr as $FPD) // loop thru array of free periods
{
if(strtolower($FPD->Days) == strtolower($Eachday)) // check for a day
{
$ObjFPD = $FPD; // get the object of that day freeperiod
break; // terminate the loop
}
}
return $ObjFPD;
}
public function getVenue()
{
$venueDetails = $this->DBobject->getAnyTableContent('venue');
$ArrayOfVenueObject = array();
if($venueDetails->num_rows() > 0)
{
$i = 0;
foreach ($venueDetails->result() as $row)
{
$ObjectOfVenue = new VenueParameter();
$ObjectOfVenue->VenueID = $row->venueid;
$ObjectOfVenue->Name = $row->name;
$ObjectOfVenue->Capacity = $row->capacity;
$ownedBy = explode(',', $row->ownedBy) ;
if($ownedBy[1] == 'D')
{
$ObjectOfVenue->VenueOwner = $this->DBobject->getAnyColumnByID('department','deptCode','deptID', $ownedBy[0]);
}
elseif($ownedBy[1] == 'S')
{
$ObjectOfVenue->VenueOwner = $this->DBobject->getAnyColumnByID('school','schoolCode','schoolID', $ownedBy[0]);
}
elseif($ownedBy[1] == 'M' )
{
$ObjectOfVenue->VenueOwner = 'Medium';
}
elseif($ownedBy[1] == 'L' )
{
$ObjectOfVenue->VenueOwner = 'Large';
}
$ObjectOfVenue->OwnerType = $ownedBy[1];
$ObjectOfVenue->Status = false;
$ArrayOfVenueObject[$i] = $ObjectOfVenue;
$i++;
}
}
return $ArrayOfVenueObject ;
}
public function attachedVenueToMerger(array $MergerArr, array $VenueObj)
{
$newMergerArr = array();
foreach ($MergerArr as $ObjRow )
{
foreach ($VenueObj as $Vobj)
{
$ObjMerger = new Merger();
$ObjMerger->ID = $ObjRow->ID;
$ObjMerger->Day = $ObjRow->Day;
$ObjMerger->Period = $ObjRow->Period;
$ObjMerger->Venue = $Vobj->Name;
$ObjMerger->VenueCapacity = $Vobj->Capacity;
$ObjMerger->OwnerType = $Vobj->OwnerType;
$ObjMerger->VenueOwner = $Vobj->VenueOwner;
$newMergerArr[] = $ObjMerger;
}
}
return $newMergerArr;
}
private function getCourseWithDept()
{
$courseWtDeptDetails = $this->DBobject->getAnyTableContent('courseswithdepts');
$ArrayOfcourseWtDeptObject = array();
if($courseWtDeptDetails->num_rows() > 0)
{
foreach ($courseWtDeptDetails->result() as $row)
{
$ArrayOfcourseWtDeptObject[] = $row;
}
}
return $ArrayOfcourseWtDeptObject;
}
public function attachCourseToMerger(array $MergerArr, array $CourseObjArr) // MAIN ALLOCATION METHOD
{
$newMergerArr = array();
shuffle($MergerArr);
$newMergerArr = $this->getPreallocatedCoursesAndConstraint($MergerArr,$CourseObjArr);
foreach ($CourseObjArr as $Cobj)
{
if($Cobj->Status == 0 && $Cobj->L > 0)
{
foreach ($newMergerArr as $MgObj)
{
if($MgObj->Status == 0)
{
if($this->checkVenueTypeMatchForCourse($MgObj,$Cobj) == 1)
{
$MgObj->Course = $Cobj->CourseCode;
$MgObj->Status = 1;
$Cobj->Status = 1;
break;
}
}
}
}
}
return $MergerArr;
}
public function extractDepartmentFromCourseCode($courseCode)
{
return ($courseCode[0].$courseCode[1].$courseCode[2]);
}
private function checkVenueTypeMatchForCourse($MergerRow, $CourseParameterRow)
{
$dept = $this->extractDepartmentFromCourseCode($CourseParameterRow->CourseCode);
if(($MergerRow->OwnerType =='D') && ($CourseParameterRow->TotalNosOfOferedDept == 1) && ($MergerRow->VenueOwner == $dept))
return 1;
elseif(($MergerRow->OwnerType =='S') && ($CourseParameterRow->TotalNosOfOferedDept < 5) && ($MergerRow->VenueOwner == $CourseParameterRow->School))
return 1;
elseif(($MergerRow->OwnerType =='M') && ($CourseParameterRow->TotalNosOfOferedDept < 6 ))
return 1;
elseif(($MergerRow->OwnerType =='L') && ($CourseParameterRow->TotalNosOfOferedDept > 6))
return 1;
else
return 0;
}
private function checkVenueTypeMatchForCourseOnConstraint($MergerRow, $DBrow, array $CourseObjArr)
{
$dept = $this->extractDepartmentFromCourseCode($DBrow->course);
$arrCondtn = array('coursecode' =>$DBrow->course ,'deptcode'=>$dept);
$skol = $this->DBobject->getAnyTableSingleValueUsingArrayCondtn('courseswithdepts', $arrCondtn, 'schcode');
foreach ($CourseObjArr as $row)
{
if($row->CourseCode == $DBrow->course)
{
if(($MergerRow->OwnerType =='D') && ($row->TotalNosOfOferedDept == 1) && ($MergerRow->VenueOwner == $dept))
return 1;
elseif( ($MergerRow->OwnerType =='S') && ($row->TotalNosOfOferedDept < 5) && ($MergerRow->VenueOwner == $skol))
return 1;
elseif(($MergerRow->OwnerType =='M') && ($row->TotalNosOfOferedDept < 6))
return 1;
elseif(($MergerRow->OwnerType =='L') && ($row->TotalNosOfOferedDept > 6))
return 1;
else
return 0;
}
}
}
private function evaluateTimesOfCourseAppearance()
{
}
private function checkLevelDeptClashOnPeriod()
{
}
public function getPreallocatedCoursesAndConstraint(array $MergerArr,array $CourseObjArr)
{
$courseAllo = $this->DBobject->getAnyTableContent('courseallocationtbl');
if($courseAllo->num_rows() > 0)
{
foreach($courseAllo->result() as $row)
{
$this->getForcedAlloCourse($MergerArr, $row);
}
}
$const = $this->DBobject->getAnyTableContent('constrainttbl');
if($const->num_rows() > 0)
{
foreach($const->result() as $row)
{
$this->getConstraintCourse($MergerArr, $row,$CourseObjArr);
}
}
return $MergerArr;
}
private function getForcedAlloCourse(array $MergerArr, $DBrow)
{
foreach ($MergerArr as $MgObj)
{
if($MgObj->Day == $DBrow->day && $MgObj->Period == $DBrow->period && $MgObj->Venue == $DBrow->venue)
{
$MgObj->Course = $DBrow->course;
$MgObj->Status = true;
}
}
return $MergerArr;
}
private function getConstraintCourse(array $MergerArr, $DBrow, array $CourseObjArr)
{
foreach ($MergerArr as $MgObj)
{
if( strtolower($MgObj->Day) == strtolower($DBrow->day) && $DBrow->code =='D')
{
if($this->checkVenueTypeMatchForCourseOnConstraint($MgObj, $DBrow, $CourseObjArr) == 1)
{
$MgObj->Course = $DBrow->course;
$MgObj->Status = 1;
break;
}
}
elseif($MgObj->Period == $DBrow->period && $DBrow->code =='P')
{
if($this->checkVenueTypeMatchForCourseOnConstraint($MgObj, $DBrow, $CourseObjArr) == 1)
{
$MgObj->Course = $DBrow->course;
$MgObj->Status = 1;
break;
}
}
elseif($MgObj->Venue == $DBrow->venue && $DBrow->code =='V')
{
$MgObj->Course = $DBrow->course;
$MgObj->Status = 1;
break;
}
elseif(strtolower($MgObj->Day) == strtolower($DBrow->day) && $MgObj->Period == $DBrow->period && $DBrow->code =='DP')
{
if($this->checkVenueTypeMatchForCourseOnConstraint($MgObj, $DBrow, $CourseObjArr) ==1)
{
$MgObj->Course = $DBrow->course;
$MgObj->Status = 1;
break;
}
}
elseif(strtolower($MgObj->Day) == strtolower($DBrow->day) && $MgObj->Venue == $DBrow->venue && $DBrow->code =='DV')
{
$MgObj->Course = $DBrow->course;
$MgObj->Status = 1;
break;
}
elseif($MgObj->Venue == $DBrow->venue && $MgObj->Period == $DBrow->period && $DBrow->code =='VP')
{
$MgObj->Course = $DBrow->course;
$MgObj->Status = 1;
break;
}
}
return $MergerArr;
}
}
class CourseParameter extends TableBoard
{
public $CourseID;
public $CourseCode;
public $ListOfOferredDepartment = array();
public $ListOfCorespondingLevel = array();
public $TotalNosOfOferedDept;
public $AllocateTimes = 0;
public $L;
public $School;
public $Status = 0;
// public $P;
public function getCourse()
{
$courseIDarr = array();
$courseGroupDBObj = array();
$arrayOfDept = array( );
$semester = $this->DBobject->getSemester();
$sql = $this->DBobject->getAnyTableRow('semester' ,$semester,'distinctcourse');
$coursegroup = $this->DBobject->getAnyTableContent('coursegroup');
if($coursegroup->num_rows() > 0)
{
foreach($coursegroup->result() as $row)
{
$courseIDarr[] = $row->cID;
$courseGroupDBObj[] = $row ;
}
}
$counter = 0;
if($sql->num_rows() > 0)
{
foreach($sql->result() as $row)
{
// while ($counter < 50)
// {
if($this->contains($row->id, $courseIDarr))
{
foreach ($courseGroupDBObj as $DBrow)
{
if($DBrow->cID == $row->id)
{
$CBoardObj = new $this();
$CBoardObj->CourseCode = $DBrow->courseGroupName;
$arrayOfDept = explode(',', $DBrow->department);
$CBoardObj->TotalNosOfOferedDept = count($arrayOfDept);
echo $CBoardObj->L = $row->l;
$CBoardObj->ListOfOferredDepartment = $arrayOfDept;
$CBoardObj->ListOfCorespondingLevel = $this->getCourseGroupLevel($row->code, $arrayOfDept) ;
$CourseObj[] = $CBoardObj;
}
}
}
else
{
$CBoardObj = new $this();
$CBoardObj->CourseCode = $row->code;
$CBoardObj->TotalNosOfOferedDept = $this->DBobject->getTotalDeptOfferedCourse($row->code)->num_rows();
$CBoardObj->L = $row->l;
$CBoardObj->ListOfOferredDepartment = $this->DBobject->getSeivedColumnItemList('courseswithdepts', 'deptcode','coursecode',$row->code);
$CBoardObj->ListOfCorespondingLevel = $this->DBobject->getSeivedColumnItemList('courseswithdepts', 'level','coursecode',$row->code);
$dept = $this->extractDepartmentFromCourseCode($row->code);
$arrCondtn = array('coursecode' =>$row->code ,'deptcode'=>$dept);
$CBoardObj->School = $this->DBobject->getAnyTableSingleValueUsingArrayCondtn('courseswithdepts', $arrCondtn, 'schcode');
$CourseObj[] = $CBoardObj;
}
// $counter++;
// } // end-while
}
}
$CourseArr = $this->sortCourseInfo($CourseObj);
return $CourseArr ;
}
private function getCourseGroupLevel($code, array $deptArr)
{
$levelArr = array();
$lvl ='';
foreach ($deptArr as $dept)
{
$where = array('coursecode'=>$code,'deptcode'=> $dept);
$query = $this->DBobject->getAnyTableRowWithArrayValue($where, 'courseswithdepts');
foreach ($query->result() as $row)
{
$lvl = $row->level;
}
$levelArr[] = $lvl;
}
return $levelArr;
}
private function sortCourseInfo(array $CourseArr)
{
for( $j= 0; $j< count($CourseArr); $j++ )
{
for($k= 0; $k < count($CourseArr)-1; $k++)
{
if( $CourseArr[$k]->TotalNosOfOferedDept < $CourseArr[$k+1]->TotalNosOfOferedDept )
{
$tempObj = $CourseArr[$k];
$CourseArr[$k] = $CourseArr[$k+1];
$CourseArr[$k+1] = $tempObj;
}
}
}
return $CourseArr ;
}
}
///******* new code ends here ****////
class ConstraintClass extends logic
{
public $ConstObj = array();
private $ItemList = array();
public $CourseOnConstraint = array();
public function __construct( )
{
// $this->ConstObj = $ConstObj;
$this->DBobject = new mconfigs();
}
public function getAllConstraintItem()
{
$query = $this->DBobject->getAnyTableContentOrderByColumn('constrainttbl', 'rank');
if($query->num_rows() > 0)
{
foreach ($query->result() as $row)
{
$this->ItemList[] = $row->item;
if($row->code != "GD" ) // excluding group courses
{
$this->CourseOnConstraint[] = $row->item;
}
}
}
}
public function SetConstraintObject()
{
$distinctList = $this->siever($this->ItemList) ;
foreach ($distinctList as $item)
{
$query = $this->DBobject->getAnyTableRow('item' ,$item, 'constrainttbl');
$paraObject = new ConstraintParameter();
foreach ($query->result() as $row)
{
if($row->code == "DS") // date and slot
{
$paraObject->ID = $row->id;
$paraObject->Item[] = $row->item;
$paraObject->Constraint[] = $row->constraint;
$paraObject->Code = $row->code;
$paraObject->Status = false;
}
elseif($row->code == "GD" ) // group
{
$paraObject->ID = $row->id;
$paraObject->Item = $row->item;
$paraObject->Constraint[] = $row->constraint;
$paraObject->Code = $row->code;
$paraObject->Status = false;
$sql = $this->DBobject->getAnyTableRow('groupName', $paraObject->Item, 'group');
foreach ($sql->result() as $res) // getting level belonging to the group
{
if(!$this->contains($res->level,$paraObject->Level))
{
$paraObject->Level[] = $res->level;
}
}
}
else // slot or date
{
$paraObject->ID = $row->id;
$paraObject->Item = $row->item;
$paraObject->Constraint[] = $row->constraint;
$paraObject->Code = $row->code;
$paraObject->Status = false;
}
}
$this->ConstObj[] = $paraObject;
}
}
public function getGroupLevelList(array $levelArr) // returns array of array
{
$courseListObj = array();
$semester = $this->DBobject->getAnyColumnItemList('semesterTbl', 'semester');
foreach ($levelArr as $level)
{
$columnValue = array('level' =>$level ,'semester'=>$semester );
$query = $this->DBobject->getAnyTableRowWithArrayValue($columnValue, 'course');
$courseListArr = array();
foreach ($query->result() as $row)
{
if(!$this->contains($row->code, $this->CourseOnConstraint))
{
$courseListArr[] = $row->code;
}
}
$distinctList = $this->siever($courseListArr);
$courseListObj = array_merge($courseListObj, $distinctList) ;
}
return $courseListObj;
}
public function getConstraintList()
{
return $this->ConstObj;
}
}
class AllocateConstriantCoures extends logic
{
public function __construct()
{
$this->DBobject = new mconfigs();
// $this->DBobject->clearTableContent('courseallocationtbl') ;
}
public function allocateCourseOnSlotOnly($course, $slot)
{
$date = $this->getRandomDateBySlot($slot);
$query = $this->DBobject->getTotalDeptOfferedCourse($course);
$totalDept = $query->num_rows();
// echo $totalDept."<br/>";
$details = array('dayDate'=> $date, 'slot'=>$slot,'course'=>$course,'totalDept'=>$totalDept);
$this->DBobject->insertIntoAnyTable('courseallocationtbl', $details);
}
public function allocationCourseOnDateOnly($course, $date)
{
$slot = $this->getRandomSlotByDate($date);
$query = $this->DBobject->getTotalDeptOfferedCourse($course);
$totalDept = $query->num_rows();
$details = array('dayDate'=> $date, 'slot'=>$slot,'course'=>$course,'totalDept'=>$totalDept);
$this->DBobject->insertIntoAnyTable('courseallocationtbl', $details);
}
public function allocateCourseOnDateAndSlot($course,$date,$slot)
{
$query = $this->DBobject->getTotalDeptOfferedCourse($course);
$totalDept = $query->num_rows();
$details = array('dayDate'=> $date, 'slot'=>$slot,'course'=>$course,'totalDept'=>$totalDept);
$this->DBobject->insertIntoAnyTable('courseallocationtbl', $details);
}
public function allocateGroupCourse(array $ArrOfcourse, array $dateArr)
{
$batchOfAssignedCourses = array();
$batchOfUnassignedCourses = array();
$slotArr = array();
foreach($dateArr as $date)
{
$slotArr[] = $this->DBobject->getSlotByDate($date);
//$this->getRandomSlotByDate($date);
}
$Obj = new AllocateGroupCourses( $ArrOfcourse,$dateArr, $slotArr );
$Linear = $Obj->getLinearList() ;
$Obj->IPOgatherCourseInfomation();
$Obj->sortCourseInfo();
$Obj->MasterJudgeAllocator();
$Virtual = $Obj->getVirtualTable();
foreach ($Virtual as $value)
{
if( $value->AllocationStatus == true )
{
$deptString = $this->formatDepartmentList($value->DeptLevelObj);
$details = array('dayDate'=> $value->Date, 'slot'=>$value->Slot,'course'=>$value->Course,'totalDept'=> $value->TotalOfferedDept,'listOfDept'=>$deptString);
$batchOfAssignedCourses [] = $details;
}
elseif( $value->AllocationStatus == false)
{
$deptString = $this->formatDepartmentList($value->DeptLevelObj);
$details = array('course'=>$value->Course,'totalDept'=> $value->TotalOfferedDept,'listOfDept'=>$deptString);
$batchOfUnassignedCourses[] = $details;
}
}
$this->DBobject->clearTableContent('unAllocatedCourseTbl') ;
$this->DBobject->clearTableContent('courseallocationtbl') ;
$this->DBobject->insertBatchArrayIntoAnyTable('courseallocationtbl' , $batchOfAssignedCourses);
if( count( $batchOfUnassignedCourses) > 0) // ensuring value exist before insertion
{
$this->DBobject->clearTableContent('unAllocatedCourseTbl') ;
$this->DBobject->insertBatchArrayIntoAnyTable('unAllocatedCourseTbl' , $batchOfUnassignedCourses);
}
}
public function formatDepartmentList($deptLevelObj)
{
$stringBuilder = "";
foreach ($deptLevelObj as $Obj)
{
$stringBuilder .= $Obj->Department.',' ;
}
return $stringBuilder;
}
public function getRandomDateBySlot($slot)
{
$dateList = $this->DBobject->getDateListBySlot($slot);
// echo count($dateList)."date<br/>";
$date = $this->randomise($dateList); // from logic class
return $date ;
}
public function getRandomSlotByDate($date)
{
$slot = $this->DBobject->getSlotByDate($date);
$slotList = array();
for($i = 1; $i<= $slot; $i++)
{
$slotList[] = $i;
}
$randomSlot = $this->randomise($slotList); // from logic class
return $randomSlot;
}
}
class DeptLevel
{
public $Department;
public $Level;
}
class DateSlot
{
public $Date;
public $NumberOfSlot = array();
}
class LinearDateSlot
{
public $Date;
public $Slot;
}
class VirtualCourseAllocationTable
{
public $DeptLevelObj = array() ;
public $Course;
public $TotalOfferedDept;
public $Slot;
public $Date;
public $AllocationStatus = false;
}
class AllocateGroupCourses extends logic
{
public $Course = array();
public $DateSlotObj = array();
public $VirtualTable = array();
public $LinearList = array();
public function __construct(array $Course, array $Date, array $Slot)
{
$this->Course = $Course;
$max_slot = max($Slot) ;
for($i=0 ; $i< count($Date) ; $i++)
{
$dateSlot = new DateSlot();
$dateSlot->Date = $Date[$i];
for( $j= 1; $j<= $Slot[$i] ; $j++) // generating slot range
{
$dateSlot->NumberOfSlot[] = $j ;
}
$this->DateSlotObj[] = $dateSlot;
}
$this->DBobject = new mconfigs();
$this->levelDistance = $this->DBobject->getAnyColumnByID('leveldistance','distance','ID', 1);
$this->levelPerSlot = $this->DBobject->getAnyColumnByID('leveldistance','numOfLevel','ID', 1);
$maxSlot = $this->DBobject->getMaxSlot();
$count = 0;
for($k = 1; $k<= $max_slot; $k++ ) // creating 2x2 linear array for date slot eg 12-05-2014: 1 , 13-04-2014:2
{
foreach ($this->DateSlotObj as $ds)
{
// echo count($ds->Slot);
if(count($ds->NumberOfSlot ) >= $k && $ds->NumberOfSlot[$k-1] == $k)
{
$newDateSlot = new LinearDateSlot();
$newDateSlot->Date = $ds->Date;
$newDateSlot->Slot = $ds->NumberOfSlot[$k-1];
$this->LinearList[] = $newDateSlot;
}
}
$count++;
}
}
public function getLinearList()
{
return $this->LinearList;
}
public function sortCourseInfo()
{
// $tempObj = $this->VirtualTable[0]
for( $j= 0; $j< count($this->VirtualTable); $j++ )
{
for($k= 0; $k < count($this->VirtualTable)-1; $k++)
{
if( $this->VirtualTable[$k]->TotalOfferedDept < $this->VirtualTable[$k+1]->TotalOfferedDept )
{
$tempObj = $this->VirtualTable[$k];
$this->VirtualTable[$k] = $this->VirtualTable[$k+1];
$this->VirtualTable[$k+1] = $tempObj;
}
}
}
}
public function IPOgatherCourseInfomation()
{
$OBJECT1 = array();
$OBJECT2 = array();
$query = $this->DBobject->getAnyTableContent('courseallocationtbl');
if($query->num_rows() > 0)
{
foreach ($query->result() as $row)
{
$TableObj = new VirtualCourseAllocationTable(); // storing allocated courses
$TableObj->Slot = $row->slot;
$TableObj->Date = $row->dayDate;
$queryObj = $this->DBobject->getTotalDeptOfferedCourse($row->course);// directly from model
foreach ($queryObj->result() as $rows)
{
$deptLevel = new DeptLevel();
$deptLevel->Department = $rows->dept;
$deptLevel->Level = $rows->level;
$TableObj->DeptLevelObj[] = $deptLevel;
}
$TableObj->Course = $row->course;
$TableObj->TotalOfferedDept = $row->totalDept;
$TableObj->AllocationStatus = true;
$OBJECT1[] = $TableObj;
}
}
foreach ($this->Course as $course)
{
$TableObj2 = new VirtualCourseAllocationTable(); // storing course yet to be allocated
$queryObj2 = $this->DBobject->getTotalDeptOfferedCourse($course); // directly from Model
if($queryObj2->num_rows() > 0)