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$target_dir = "pic/"; | |
$target_file = $target_dir . 'ndvi.jpg'; | |
$uploadOk = 1; | |
$imageFileType = strtolower(pathinfo($target_file,PATHINFO_EXTENSION)); | |
// Check if image file is a actual image or fake image | |
if(isset($_POST["submit"])) { | |
$check = getimagesize($_FILES["fileToUpload"]["tmp_name"]); | |
if($check !== false) { | |
echo "File is an image - " . $check["mime"] . "."; | |
$uploadOk = 1; | |
} else { | |
echo "File is not an image."; | |
$uploadOk = 0; | |
} | |
} | |
// Check file size | |
if ($_FILES["fileToUpload"]["size"] > 50000000) { | |
echo "Sorry, your file is too large."; | |
$uploadOk = 0; | |
} | |
// Allow certain file formats | |
if($imageFileType != "jpg" && $imageFileType != "png" && $imageFileType != "jpeg" | |
&& $imageFileType != "gif" ) { | |
echo "Sorry, only JPG, JPEG, PNG & GIF files are allowed."; | |
$uploadOk = 0; | |
} | |
// Check if $uploadOk is set to 0 by an error | |
if ($uploadOk == 0) { | |
echo "Sorry, your file was not uploaded."; | |
// if everything is ok, try to upload file | |
} else { | |
if(file_exists($target_file)) unlink($target_file); | |
if (move_uploaded_file($_FILES["fileToUpload"]["tmp_name"], $target_file)) { | |
echo "The file ". basename( $_FILES["fileToUpload"]["name"]). " has been uploaded."; | |
} else { | |
echo "Sorry, there was an error uploading your file."; | |
} | |
} |
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