jasny/invite-code

Library for using invitation codes

Jasny Invite code

, _(*1)

This library can be used for requiring invitation codes at registration. This is often the case when an application is in private beta phase., _(*2)

Installation

This library is registred at packagist as jasny/invite-code and can be easily installed using composer., _(*3)

composer require jasny/invite-code

Generation

To create 100 random invitation codes run the following on the command line, _(*4)

mkdir invite-codes
cd invite-codes
for i in {1..100}; do
   CODE=$(cat /dev/urandom | env LC_CTYPE=C tr -dc 'A-Z0-9' | fold -w 8 | head -n 1)
   touch $CODE
   echo $CODE
done

Usage

Jasny\InviteCode::setDir('invite-codes');

$invite = new Jasny\InviteCode($_POST['invite']);

if (!$invite->isValid()) {
    echo "Invalid invite code";
    exit();
}

if ($invite->isUsed()) {
    echo "Invite code is already used";
    exit();
}

$invite->useBy($_POST['name']);