Baba : Upload Limitation Sample

<?php
error_reporting ( E_ALL );
$allowedExtensions = array (
        'jpg',
        'jpeg',
        'png',
        'bmp',
        'tiff',
        'gif'
);
$maxSize = 2097152;
$dirImage = "photos/tmp_images";
$errors = $output = array ();
if (isset ( $_FILES ['image'] )) {

    // Start Validation
    foreach ( $_FILES ['image'] ['tmp_name'] as $key => $val ) {

        $fileName = $_FILES ['image'] ['name'] [$key];
        $fileSize = $_FILES ['image'] ['size'] [$key];
        $fileTemp = $_FILES ['image'] ['tmp_name'] [$key];

        $fileExt = pathinfo ( $fileName, PATHINFO_EXTENSION );
        $fileExt = strtolower ( $fileExt );

        if (empty ( $fileName ))
        {
            $errors [$fileName] [] = "Missing File Number $key";
        }

        if (! in_array ( $fileExt, $allowedExtensions )) {
            $errors [$fileName] [] = "format $fileExt in $fileName is not accepted";
        }

        if ($fileSize > $maxSize) {
            $errors [$fileName] [] = "maxsize of 2MB exceeded";
        }

        if (! mkdir_recursive ( $dirImage, 0777 )) {
            $errors [$fileName] [] = "Error  Creating /Writing  Directory $dirImage ";
        }

        if ($_FILES ['image'] ['error'] [$key] != UPLOAD_ERR_OK) {
            $errors [$fileName] [] = "Upload Errors :  " . $_FILES ['image'] ['error'] [$key];
        }
    }


    // Only Stat Uploading if no errors

    if (empty ( $errors )) {
        foreach ( $_FILES ['image'] ['tmp_name'] as $key => $val ) {

            $fileDst = $dirImage . DIRECTORY_SEPARATOR . $fileName;
            $filePrifix = basename ( $fileName, "." . $fileExt );
            $i = 0;
            while ( file_exists ( $fileDst ) ) {
                $i ++;
                $fileDst = $dirImage . DIRECTORY_SEPARATOR . $filePrifix . "_" . $i . "." . $fileExt;

            }
            // Move the file

            if (count ( $errors ) == 0) {
                if (move_uploaded_file ( $fileTemp, $fileDst )) {
                    // ...

                    $output [$fileName] = "OK";
                }
            }
        }

    }
}

function mkdir_recursive($pathname, $mode) {
    is_dir ( dirname ( $pathname ) ) || mkdir_recursive ( dirname ( $pathname ), $mode );
    return is_dir ( $pathname ) || mkdir ( $pathname, $mode );
}



if (! empty ( $errors )) {
    echo "<pre>";
    foreach ( $errors as $file => $error ) {
        echo $file, PHP_EOL;
        echo "==============", PHP_EOL;
        foreach ( $error as $line ) {
            echo $line, PHP_EOL;
        }
        echo PHP_EOL;
    }
    echo "</pre>";
}

if (! empty ( $output )) {
    echo "<pre>";
    echo "Uploaded Files", PHP_EOL;
    foreach ( $output as $file => $status ) {
        echo $file, "=", $status, PHP_EOL;
    }

    echo "</pre>";
}
?>


<form method="post" enctype="multipart/form-data">
    <label for="file">Filename 1:</label> <input type="file" name="image[]"
        id="file" /> <br /> <label for="file">Filename 2:</label> <input
        type="file" name="image[]" id="file" /> <br /> <label for="file">Filename
        3:</label> <input type="file" name="image[]" id="file" /> <br /> <input
        type="submit" name="submit" value="Submit" />
</form>