JezK

Edit File: marks_upload.php

<?php
session_start();
include('session_check.php');
include('adm_operations.php');
include("menuheader.php");
//ini_set("display_errors",1);
$school_id=$_SESSION['child']['log_school_id'];
$acdid=$_SESSION['child']['choosen_academic_id'];
$me=$_SESSION['child']['auth_id'];

require_once 'php-excel-reader/excel_reader2.php';
$exam_names=$operations->exam_name_details($school_id,$acdid);
$class=$operations->getallClassesforOrder($_SESSION['child']['log_school_id'],$_SESSION['child']['choosen_academic_id']);

$clsoptions='<option value="0">--Select Class--</option>';
$scnoptions='<option value="0">--Select Section--</option>';
	
	if(!empty($class))
	{	
		foreach($class as $cls)								
			if($_POST['class']==$cls['class_id'])
				$clsoptions.="<option  value='".$cls['class_id']."' selected>".$cls['class_name']."</option>";
			else
				$clsoptions.="<option  value='".$cls['class_id']."' >".$cls['class_name']."</option>";
	}
	
	$sections=$operations->getallsectionsdetailsbyclassId($_POST['class']);			
	if(!empty($sections))
	foreach($sections as $sec)
	{
		if($_POST['section']==$sec['section_id'])
			$scnoptions.="<option  value='".$sec['section_id']."' selected>".$sec['section_name']."</option>";
		else
			$scnoptions.="<option  value='".$sec['section_id']."'>".$sec['section_name']."</option>";
	}
	
	if(!empty($exam_names))
	{
		foreach($exam_names as $row)
		{
			if($_POST['examname']==$row['exam_id'])
			{
				$exmnamesss .= "<option value='{$row['exam_id']}' selected>{$row['exam_name']}</option>";
			}
			else
			{
				$exmnamesss .="<option value='{$row['exam_id']}' >{$row['exam_name']}</option>";
			}
		}
	}
				
if(isset($_POST['submit'])) 
{
 $html="";
 $selection='';
 $exmid='';
 $classid='';
 $sectionid='';
 $students=array();
 $total_marks=array();
	if(isset($_FILES['exl']['name']))
	{
	$target_dir = "excel_uploads/";
	$target_file = $target_dir .date('his').basename($_FILES["exl"]["name"]);
	$FileType = pathinfo($target_file,PATHINFO_EXTENSION);
	if($FileType!='xls')
	{
		$errors='Please upload a valid Excel file and please do not upload any file other than the excel template provided under "Download Excel"';
	}
	else
	{		
		if (move_uploaded_file($_FILES["exl"]["tmp_name"], $target_file))
		{
			$data = new Spreadsheet_Excel_Reader($target_file);
					
				$i=1;
				if(count($data->sheets[$i][cells])>0) // checking sheet not empty
				{					
					$eqry="select exam_id,exam_name from ced_t_exam_names where lower(exam_name)=lower('".$data->sheets[$i][cells][2][6]."') and academic_year_id=".(int)$acdid." and school_id=".(int)$school_id;
					$eres=mysql_query($eqry);
					if(mysql_num_rows($eres))
					{
						$erec=mysql_fetch_array($eres);
						$exmid=$erec['exam_id'];
						if($_POST['examname']!=$erec['exam_id'])
						$selection='Exam name in template and the above Exam selection are not matched';
					}
					else
						$selection='Exam name in template and the above Exam selection are not matched';
									
					
					if($selection=='')
					{
						$cqry="select class_id,class_name from ced_t_class where lower(class_name)=lower('".$data->sheets[$i][cells][2][2]."') and academic_year_id=".(int)$acdid." and school_id=".(int)$school_id;
						$cres=mysql_query($cqry);
						if(mysql_num_rows($cres))
						{
							$crec=mysql_fetch_array($cres);
							$classid=$crec['class_id'];
							if($_POST['class']!=$crec['class_id'])
							$selection='Class name in template and the above Class selection are not matched';
						}
						else
							$selection='Class name in template and the above Class selection are not matched';
	
						if($selection=='')
						{
							$sqry="select section_id,section_name from ced_t_sections where lower(section_name)=lower('".$data->sheets[$i][cells][2][4]."') and academic_year_id=".(int)$acdid." and class_id=".(int)$classid;
							$sres=mysql_query($sqry);
							if(mysql_num_rows($sres))
							{
								$srec=mysql_fetch_array($sres);
								$sectionid=$srec['section_id'];
								if($_POST['section']!=$srec['section_id'])
								$selection='Section name in template and the above Section selection are not matched';
							}
							else
								$selection='Section name in template and the above Section selection are not matched';
														
						}
					
					}				
									
				if($selection=='')
				{
					$sql="select s.subject_name,et.total_marks from `ced_t_exam_timetable` et inner join `ced_t_subjects` s on et.subject_id=s.subject_id where exam_id=".$_POST['examname']." and class_id=".$_POST['class']." and section_id=".$_POST['section']." order by timetable_id";
					$exe=mysql_query($sql);
					$nosub=mysql_num_rows($exe);
					if($nosub)
					{
						$tm=0;
						while($res=mysql_fetch_array($exe))
						{								
							$total_marks[$tm]=$res['total_marks'];						
							$tm++;		
						}						
					}
					
					for($j=1;$j<=count($data->sheets[$i][cells]);$j++) // loop used to get each row of the sheet
					{	 
							if($j>=5)
							{
								if(trim($data->sheets[$i][cells][$j][1])=='')
								{
									$html.="Row ".$j."- Please enter Student Roll Number<br>";
								}
								else if(!preg_match('/^[a-zA-Z0-9 ]*$/', trim($data->sheets[$i][cells][$j][1])))
								{
									$html.="Row ".$j."- Please enter a valid Student Roll Number<br>";
								}
								
								if(trim($data->sheets[$i][cells][$j][2])=='')
								{
									$html.="Row ".$j."- Please enter Student Name<br>";
								}
								else if(!preg_match('/^[a-zA-Z0-9 ]*$/', trim($data->sheets[$i][cells][$j][2])))
								{
									$html.="Row ".$j."- Please enter a valid Student Name<br>";
								}
								$ns=$nosub;
								$a=2;
								$incre=0;								
								while($ns>0)
								{
									$x=$a+1;
									$y=$x+1;
									$z=$y+1;
									if(trim($data->sheets[$i][cells][$j][$y])!='' || trim($data->sheets[$i][cells][$j][$z])!='')
									{									
										if(trim($data->sheets[$i][cells][$j][$x])=='')
										{
											$html.="Row ".$j."- Please enter Total Marks in column ".$x."<br>";
										}
										else if(!is_numeric(trim($data->sheets[$i][cells][$j][$x])) || $data->sheets[$i][cells][$j][$x]<0)
										{
											$html.="Row ".$j."- Please do not change the value in protected cell at column ".$x."<br>";
										}
										else if($data->sheets[$i][cells][$j][$x]!=$total_marks[$incre])
										{
											$html.="Row ".$j."- Please do not change the value in protected cell at column ".$x."<br>";
										}
										if(trim($data->sheets[$i][cells][$j][$y])=='')
										{
											$html.="Row ".$j."- Please enter Secured Marks in column ".$y."<br>";
										}
										else if(!is_numeric(trim($data->sheets[$i][cells][$j][$y])) || (int)$data->sheets[$i][cells][$j][$y] < 0)
										{
											$html.="Row ".$j."- Please enter a valid Secured Marks in column ".$y."<br>";
										}
										else if($data->sheets[$i][cells][$j][$y]>$data->sheets[$i][cells][$j][$x])
										{
											$html.="Row ".$j."- Secured marks should not be greater than Total marks in column ".$y."<br>";
										}
										
										if(trim($data->sheets[$i][cells][$j][$z])=='')
										{
											$html.="Row ".$j."- Please enter Exam Status in column ".$z."<br>";
										}
										else if(strtoupper(trim($data->sheets[$i][cells][$j][$z]))=='PASS' || strtoupper(trim($data->sheets[$i][cells][$j][$z]))=='FAIL')
										{
											
										}
										else
										{
											$html.="Row ".$j."- Please enter a valid Status in column ".$z." ex:PASS or FAIL<br>";
										}
									}
										$a=$z;
										$ns--;
										$incre++;
								}
								$gd=$nosub*3;
								if(!preg_match('/^[a-zA-Z0-9\-_\+ ]+$/',trim($data->sheets[$i][cells][$j][$gd+3])) && $data->sheets[$i][cells][$j][$gd+3]!='')						
								{
									$html.="Row ".$j."- Please enter a valid Grade<br>";
								}					
																				
								$logincheck="select student_id from ced_t_students where student_rollno='".trim($data->sheets[$i][cells][$j][1])."' and school_id=".$school_id." and academic_year_id=".$acdid." and class_id=".$_POST['class']." and section_id=".$_POST['section'];
								$lexe=mysql_query($logincheck);						
									
								if(!mysql_num_rows($lexe))		
								{
									$html.="Row ".$j."-Roll Number does not exist<br>";		
								}
								else
								{
									$stres=mysql_fetch_array($lexe);
									$students[$j]=$stres['student_id'];
								}
							}
					}
					if($nosub==0)
					$html="This exam has not been scheduled, Upload failed";
					if($j==4)
					$html="errfound";
					}
					else
					$html=$selection;
				}
			
		/*INSERTING DATA INTO STUDENTS TABLE IF ALL THE FIELD ARE CORRECT AND SATISFIED ALL CONDITIONS*/
			if($html=='')
			{
				$sbqry="select s.subject_id,s.subject_name,et.total_marks from `ced_t_exam_timetable` et inner join `ced_t_subjects` s on et.subject_id=s.subject_id where exam_id=".$_POST['examname']." and class_id=".$_POST['class']." and section_id=".$_POST['section']." order by timetable_id";
				$sbexe=mysql_query($sbqry);
				if(mysql_num_rows($sbexe))
				{
					while($sbres=mysql_fetch_assoc($sbexe))
					$rowdata[]=$sbres;
				}
				
				if(count($data->sheets[$i][cells])>0) // checking sheet not empty
				{					
					for($j=1;$j<=count($data->sheets[$i][cells]);$j++) // loop used to get each row of the sheet
					{ 
						if($j>=5)
						{							
							$gp=0;
							$x=4;
							$y=$x+1;
							foreach($rowdata as $subj)
							{								
								if(($data->sheets[$i][cells][$j][$y]!='')  && trim($data->sheets[$i][cells][$j][$x])!='')
								{
									if(strtoupper($data->sheets[$i][cells][$j][$y])=='PASS')
									$pass=1;
									else
									$pass=2;
									
									$select="select student_marks_id from ced_t_students_marks where student_id=".$students[$j]." and subject_id=".$subj['subject_id']." and exam_id=".$exmid." and academic_year_id=".$acdid;
									$selectexe=mysql_query($select);
									if(mysql_num_rows($selectexe))
									{
										$fetchres=mysql_fetch_array($selectexe);
										$updmarks="update ced_t_students_marks set marks_secured='".trim($data->sheets[$i][cells][$j][$x])."',status=".$pass." where student_marks_id=".(int)$fetchres['student_marks_id'];
										mysql_query($updmarks);									
									}
									else
									{
										$insres="INSERT INTO `ced_t_students_marks` set `exam_id`=".$exmid.", `student_id`=".$students[$j].", `marks_secured`='".trim($data->sheets[$i][cells][$j][$x])."', `subject_id`=".$subj['subject_id'].", `status`=".$pass.", `created_by`=".$me.", `created_on`='".date('Y-m-d')."', `academic_year_id`=".$acdid;
										mysql_query($insres);
									}
								}
								$x=$x+3;
								$y=$x+1;
								$gp++;
							}
							$gp=($gp*3)+3;
							if(trim($data->sheets[$i][cells][$j][$gp])!='')
							{
								$grd="select student_grade_id from ` ced_t_student_grades` where exam_id=".$exmid." and `student_id`=".$students[$j]." and academic_year_id=".$acdid;
								$exegrd=mysql_query($grd);
								if(mysql_num_rows($exegrd))
								{
									$grdres=mysql_fetch_array($exegrd);
									//echo "update ` ced_t_student_grades` set student_grade='".$data->sheets[$i][cells][$j][$gp]."',updated_by=".$me." where student_grade_id=".(int)$grdres['student_grade_id'];
									mysql_query("update ` ced_t_student_grades` set student_grade='".$data->sheets[$i][cells][$j][$gp]."',updated_by=".$me." where student_grade_id=".(int)$grdres['student_grade_id']);
								}
								else
								{
									//echo "insert into ` ced_t_student_grades` set exam_id=".$exmid.",student_id=".$students[$j].",student_grade='".$data->sheets[$i][cells][$j][$gp]."',academic_year_id=".$acdid.",created_by=".$me.",created_on='".date('Y-m-d')."'";
									mysql_query("insert into ` ced_t_student_grades` set exam_id=".$exmid.",student_id=".$students[$j].",student_grade='".$data->sheets[$i][cells][$j][$gp]."',academic_year_id=".$acdid.",created_by=".$me.",created_on='".date('Y-m-d')."'");
								}
							}			
						}
					}
				}
			}
			
			unlink($target_file);
			if($html=='')
			$errors="Data uploaded successfully";
			else
			{
				if($html=='errfound')
				$errors="Please enter data for atleast one Student";
				else
				$errors="Following errors have been found in the excel sheet. Please correct these errors and upload again:<br>".$html;
			} 
		}
	}
}
}
?>

<div class="row" style="margin-top: 30px;margin-left:5px;">
			<div class="col-md-9  text-left" style="font:Arial, Helvetica, sans-serif;font-style:normal;font-size:24px; ">
				<i class="glyphicon glyphicon-cloud-upload"   title ="Upload Student Data"   style="font-size: 20px;margin: 0px 0px 0px -15px;"></i>&nbsp;Upload Student Marks
			</div>
		</div>			
		
		
		<form class="form-horizontal" method="post" enctype="multipart/form-data">
		<div class="box-body" style="background-color:#fff; padding: 10px; font-family:Arial, Helvetica, sans-serif; font-size:13px; ">
			
			<div class="row">
				<div class="form-group col-md-6" style="margin-bottom:1.0%;">
					<div  class="col-md-4 col-md-offset-1 text-right">
						<b style="color:#666666; ">Exam Name</b><span style="color:#FF0000; margin:2px;">*</span>
					</div>
					<div class="col-md-7">  
						<select class="form-control" id="examnames" name="examname" style="height:29px; width:295px!important;font-size:12px;" tabindex="2" >
							<option value='0' selected>Select Exam Name</option>
							<? echo $exmnamesss;?>
						</select>
						
						<div class="col-md-10" id="err_examnames" style="color:#990000;margin-left:-15px;"></div>
												
					</div>
				</div>
			</div>
			
			<div class="row">
				<div class="form-group col-md-6" style="margin-bottom:1.0%;">
					<div  class="col-md-4 col-md-offset-1 text-right">
						<b style="color:#666666; ">Class</b><span style="color:#FF0000; margin:2px;">*</span>
					</div>
					<div class="col-md-7">  
						<select class="form-control" id="classes" name="class" style="height:29px; font-size:12px;width:300px!important;" tabindex="1" onchange="classchange()">
							<?=$clsoptions;?>
						</select>
						
						<div class="col-md-10" id="err_classes" style="color:#990000;margin-left:-15px;"></div>
												
					</div>
				</div>
			</div>
					
					
			<div class="row">
				<div class="form-group col-md-6" style="margin-bottom:1.0%;">
					<div  class="col-md-4 col-md-offset-1 text-right">
						<b style="color:#666666; ">Section</b><span style="color:#FF0000; margin:2px;">*</span>
					</div>
					<div class="col-md-7">  
						<select class="form-control" id="sections" name="section" style="height:29px; font-size:12px;width:300px!important;" tabindex="2" >
							<?=$scnoptions;?>							
						</select>
						
						<div class="col-md-10" id="err_sections" style="color:#990000;margin-left:-15px;"></div>
												
					</div>
				</div>
			</div>	
			
			<div class="row">
				<div class="form-group col-md-6" style="margin-bottom:1.0%;">
					<div  class="col-md-4 col-md-offset-1 text-right">
						<b style="color:#666666; ">Choose File</b><span style="color:#FF0000; margin:2px;">*</span>
					</div>
					<div class="col-md-7">  
						<input type="file" id="brw" name="exl" class="form-control" style="height:40px; font-size:12px;width:300px!important;" tabindex="3">
							
							<div class="col-md-10" id="err_brw" style="color:#990000;margin-left:-15px;"></div>
							
					</div>
				</div>
			</div>		
		
</form>

<div class="form-group" style="margin-left:-50px;">
				<div class="col-md-8" align="center">
					<button class="btn btn-default buttons btnclr" type="submit" name="submit" tabindex="4" value="Upload" onclick="return validations();">Upload</button>
					<button  style="margin-left:2%;" type="button" onClick="location.href='marksof_student.php'" class="btn btn-default buttons btnclr" tabindex="5" >Cancel</button>
				</div>
			</div>

</div>
<script>
function validations()
{
	var exm=document.getElementById("examnames").value;
	var cls=document.getElementById("classes").value;
	var sec=document.getElementById("sections").value;
	var fil=document.getElementById('brw').value;
	$("#err_classes").text("");
	$("#err_sections").text("");
	$("#err_examnames").text("");
	$("#err_brw").text("");
	if(exm=='0')
	{
		$("#err_examnames").text("Please select Exam");
		$("#err_examnames").show();
		return false;
	}
	else if(cls=='0')
	{
		$("#err_classes").text("Please select Class");
		$("#err_classes").show();
		return false;
	}
	else if(sec=='0')
	{
		$("#err_sections").text("Please select Section");
		$("#err_sections").show();
		return false;
	}
	else if(fil=='')
	{
		$("#err_brw").text("Please select the excel file to upload");
		$("#err_brw").show();
		return false;
	}
	
	
}