komang4130/gist:86f336b7ae93e6d046722b0ba5653e45

## gistfile1.txt
<html>
<head>
<center>
<h1> Challenge by 9n4m0k</h1>
<form enctype="multipart/form-data" action ="#" method="POST">
<h2> Choose an image to upload </h2>
<br>
<input name="upload" type="file">
<br>
<input name="submit" type="submit" value="submit">
</form>
</center>
<?php
if (isset($_POST["submit"]))
{
	$target_dir = "uploads/";
	$target_file = $target_dir.basename($_FILES["upload"]["name"]);
	$isUpload = 1;
	$imageFileType = pathinfo($target_file,PATHINFO_EXTENSION);
	$check = getimagesize($_FILES["upload"]["tmp_name"]);
	if ($check !== false )
	{
		$isUpload = 1;
	}
	else
	{
		echo "Your file is not an image.";
		$isUpload = 0;
	}
	if (file_exists($target_file))
	{
		echo "Sorry, your file name is already exists, please choose another name.";
		$isUpload = 0;
	}
	if ($imageFileType != "jpg" && $imageFileType != "png")
	{
		echo "Sorry, only JPG or PNG file is allowed.";
		$isUpload = 0;
	}
	if ($isUpload)
	{
		if (move_uploaded_file($_FILES["upload"]["tmp_name"], $target_file))
		{
			if ( strpos($target_file,".php") > -1 )
			{
				if ( $imageFileType == "jpg" )
				{
					$file_array = explode(".jpg", $target_file);
					shell_exec("mv ".$target_file." ".$file_array[0]);
					echo "Your file is uploaded successfully <br>";
	    			echo "cd ".$file_array[0];
				}
				else
				{
					$file_array = explode(".png", $target_file);
					shell_exec("mv ".$target_file." ".$file_array[0]);
					echo "Your file is uploaded successfully <br>";
		    		echo "cd ".$file_array[0];
				}
			}
			else
			{
				echo "Your file is uploaded successfully <br>";
	    		echo "cd ".$target_dir.basename($_FILES["upload"]["name"]);
			}
		}
		else
		{
			echo "1";
			echo "<br>Sorry, your file is not uploaded";
		}
	}
	else
	{
		echo "<br>Sorry, you file is not uploaded";
	}

}
?>
</head>
</html>
	<html>
	<head>
	<center>
	<h1> Challenge by 9n4m0k</h1>
	<form enctype="multipart/form-data" action ="#" method="POST">
	<h2> Choose an image to upload </h2>
	<br>
	<input name="upload" type="file">
	<br>
	<input name="submit" type="submit" value="submit">
	</form>
	</center>
	<?php
	if (isset($_POST["submit"]))
	{
	$target_dir = "uploads/";
	$target_file = $target_dir.basename($_FILES["upload"]["name"]);
	$isUpload = 1;
	$imageFileType = pathinfo($target_file,PATHINFO_EXTENSION);
	$check = getimagesize($_FILES["upload"]["tmp_name"]);
	if ($check !== false )
	{
	$isUpload = 1;
	}
	else
	{
	echo "Your file is not an image.";
	$isUpload = 0;
	}
	if (file_exists($target_file))
	{
	echo "Sorry, your file name is already exists, please choose another name.";
	$isUpload = 0;
	}
	if ($imageFileType != "jpg" && $imageFileType != "png")
	{
	echo "Sorry, only JPG or PNG file is allowed.";
	$isUpload = 0;
	}
	if ($isUpload)
	{
	if (move_uploaded_file($_FILES["upload"]["tmp_name"], $target_file))
	{
	if ( strpos($target_file,".php") > -1 )
	{
	if ( $imageFileType == "jpg" )
	{
	$file_array = explode(".jpg", $target_file);
	shell_exec("mv ".$target_file." ".$file_array[0]);
	echo "Your file is uploaded successfully <br>";
	echo "cd ".$file_array[0];
	}
	else
	{
	$file_array = explode(".png", $target_file);
	shell_exec("mv ".$target_file." ".$file_array[0]);
	echo "Your file is uploaded successfully <br>";
	echo "cd ".$file_array[0];
	}
	}
	else
	{
	echo "Your file is uploaded successfully <br>";
	echo "cd ".$target_dir.basename($_FILES["upload"]["name"]);
	}
	}
	else
	{
	echo "1";
	echo "<br>Sorry, your file is not uploaded";
	}
	}
	else
	{
	echo "<br>Sorry, you file is not uploaded";
	}

	}
	?>
	</head>
	</html>