php-crud-oop/mahasiswa.php

<?php
class Mahasiswa extends Database{
  private $nama;
  private $nim;
  private $telp;
  private $alamat;
  private $asal;
  private $pagination;
  
  public function paging($data,$Batas,$hal = 1,$cari = null){
		//print_r($this->result);
		if (!empty($hal)) {
			$page = $hal - 1;
			$MulaiAwal = $Batas * $page;
		} else if (!empty($hal) and $hal == 1) {
			$MulaiAwal = 0;
		} else if (empty($hal)) {
			$MulaiAwal = 0;
		}
		for ($i = $MulaiAwal; $i < $MulaiAwal+$Batas; $i++) {
			if (array_key_exists($i, $data)){
				$new[$i] = $data[$i];
			}
		}
		$pagination = "";
		$jumlahData = sizeof($data);
		//echo "</br>".$jumlahData." Hasil";
		if ($jumlahData > $Batas) {
			$pagination = $pagination.'<div class="pagination" style="font-size:10pt;"><ul>';
			$c = ceil($jumlahData / $Batas);
			for ($i = 1; $i <= $c; $i++) {
				$pagination = $pagination.'<li ';
				if ($hal == $i) {
					$pagination = $pagination.'class="active"';
				}
				$pagination = $pagination."><a href=?";
				if(isset($cari))$pagination = $pagination."search=".$cari;
				$pagination = $pagination."&page=".$i.">".$i."</a></li>";
			}
			$pagination = $pagination.'</ul></div>';
		}
		
		$hasil = array(
			"paging"	=>	$pagination,
			"data"	=>	$new,
			"mulai"	=>	$MulaiAwal,
		);
		return $hasil;
  }
  
  public function getPaging($array){
     return $this->pagination;
  }
  
  public function foto($file,$id = null,$aksi,$newid){
	$allowedExts = array("gif", "jpeg", "jpg", "png");
	$temp = explode(".", $file["file"]["name"]);
	$extension = end($temp);
	if ((($file["file"]["type"] == "image/gif")
		|| ($file["file"]["type"] == "image/jpeg")
		|| ($file["file"]["type"] == "image/jpg")
		|| ($file["file"]["type"] == "image/pjpeg")
		|| ($file["file"]["type"] == "image/x-png")
		|| ($file["file"]["type"] == "image/png"))
		&& ($file["file"]["size"] < 2000000)
		&& in_array($extension, $allowedExts))
	{
		if ($file["file"]["error"] > 0)
		{
			echo "Return Code: " . $file["file"]["error"] . "<br>";
		}
		else
		{
			if ((file_exists("upload/" . $id.".".$extension)) && $aksi == 'insert')
			{
				echo 'aksi : insert dan file sudah ada </br>';
				echo $id . " already exists. ";
				$hasil = array(
					'bool'		=> false
				);
			}
			else if ((file_exists("upload/" . $id.".".$extension)) && $aksi == 'update')
			{
				echo 'aksi : update dan file sudah ada';
				unlink("upload/" . $id.".".$extension);
				move_uploaded_file($file["file"]["tmp_name"],
				"upload/" . $newid.".".$extension);
				$hasil = array(
					'lokasi'	=> "upload/" . $newid.".".$extension,
					'bool'		=> true
				);
			}
			else
			{
				echo 'aksi : insert/update tapi file belum ada';
				move_uploaded_file($file["file"]["tmp_name"],
				"upload/" . $newid.".".$extension);
				$hasil = array(
					'lokasi'	=> "upload/" . $newid.".".$extension,
					'bool'		=> true
				);
			}
		}
	}
	else
	{
		
		$hasil = array(
			'bool'		=> false
		);
	}
	return $hasil;
}
 
  public function deletemhs($id){
	if($this->delete('mahasiswa','nim = '.$id.'')){
		$files = glob("upload/$id.*");
		foreach ($files as $file) {
			unlink($file);
		}
		header('Location: index.php');
	}
	else  echo 'Gagal hapus '.$id.'.*';
  }
  
  public function renamefoto($id,$newid){
	$this->select('mahasiswa', 'foto', "nim='$id'");
	$res = $this->getResult();
	$file = $res['foto'];
	$path_parts = pathinfo($file);
	//echo $path_parts['dirname'], "\n";
	//echo $path_parts['basename'], "\n";
	//echo $path_parts['extension'], "\n";
	//echo $path_parts['filename'], "\n";
	rename ('upload/'.$id.'.'.$path_parts['extension'], 'upload/'.$newid.'.'.$path_parts['extension']);
	$newfile = 'upload/'.$newid.'.'.$path_parts['extension'];
	return  $newfile;
  }

}
?>