nilsteampassnet / TeamPass

    if (isset($_SESSION['settings']['enable_attachment_encryption']) && $_SESSION['settings']['enable_attachment_encryption'] === "1" && isset($image_status) && $image_status === "clear") {

        // file needs to be encrypted

        if (file_exists($_SESSION['settings']['path_to_upload_folder'].'/'.$image_code)) {

            // make a copy of file

            if (!copy(

                    $_SESSION['settings']['path_to_upload_folder'].'/'.$image_code,

                    $_SESSION['settings']['path_to_upload_folder'].'/'.$image_code.".copy"

            )) {

                exit;

            } else {

                // do a bck

                copy(

                    $_SESSION['settings']['path_to_upload_folder'].'/'.$image_code,

                    $_SESSION['settings']['path_to_upload_folder'].'/'.$image_code.".bck"

                );

            }

            // Open the file

            unlink($_SESSION['settings']['path_to_upload_folder'].'/'.$image_code);

            $fp = fopen($_SESSION['settings']['path_to_upload_folder'].'/'.$image_code.".copy", "rb");

            $out = fopen($_SESSION['settings']['path_to_upload_folder'].'/'.$image_code, 'wb');

            // ecnrypt

            stream_filter_append($out, 'mcrypt.tripledes', STREAM_FILTER_WRITE, $opts);

            // read file and create new one

            while (($line = fgets($fp)) !== false) {

                fputs($out, $line);

            }

            fclose($fp);

            fclose($out);

            // update table

            DB::update(

                prefix_table('files'),

                array(

                    'status' => 'encrypted'

                    ),

                "id=%i",

                substr($_POST['uri'], 1)

            );

        }

    } elseif (isset($_SESSION['settings']['enable_attachment_encryption']) && $_SESSION['settings']['enable_attachment_encryption'] === "0" && isset($image_status) && $image_status === "encrypted") {

        // file needs to be decrypted

        if (file_exists($_SESSION['settings']['path_to_upload_folder'].'/'.$image_code)) {

        }

    } elseif (isset($_SESSION['settings']['enable_attachment_encryption']) && $_SESSION['settings']['enable_attachment_encryption'] === "0" && isset($image_status) && $image_status === "encrypted") {

        // file needs to be decrypted

        if (file_exists($_SESSION['settings']['path_to_upload_folder'].'/'.$image_code)) {

            // make a copy of file

            if (!copy(

                    $_SESSION['settings']['path_to_upload_folder'].'/'.$image_code,

                    $_SESSION['settings']['path_to_upload_folder'].'/'.$image_code.".copy"

            )) {

                $error = "Copy not possible";

                exit;

            } else {

                // do a bck

                copy(

                    $_SESSION['settings']['path_to_upload_folder'].'/'.$image_code,

                    $_SESSION['settings']['path_to_upload_folder'].'/'.$image_code.".bck"

                );

            }

            // Open the file

            unlink($_SESSION['settings']['path_to_upload_folder'].'/'.$image_code);

            $fp = fopen($_SESSION['settings']['path_to_upload_folder'].'/'.$image_code.".copy", "rb");

            $out = fopen($_SESSION['settings']['path_to_upload_folder'].'/'.$image_code, 'wb');

            // ecnrypt

            stream_filter_append($fp, 'mdecrypt.tripledes', STREAM_FILTER_READ, $opts);

            // read file and create new one

            while (($line = fgets($fp)) !== false) {

                fputs($out, $line);

            }

            fclose($fp);

            fclose($out);

            // update table

            DB::update(

                prefix_table('files'),

                array(

                    'status' => 'clear'

                    ),

                "id=%i",

                substr($_POST['uri'], 1)

            );

        }

    }

}