orange.rb

# Controller

def orange_money
    @reservation_id = session[:reservation_id]
    @transaction_id = session[:transaction_id]
    @total_amount = session[:total_amount].to_f
    @om_secret_key = ["xxxxxxxxxxxxxxxx"].pack("H*")
    @s2m_identifiant = Digest::MD5.hexdigest("xxxxxxxxxxxxx")
    @s2m_site = Digest::MD5.hexdigest("xxxxxxxxxxx")
    @s2m_htype = "SHA512".downcase
    @s2m_commande = "Commission Tukkijamm #{@total_amount}"
    @s2m_ref_commande = @reservation_id
    @s2m_dateh = Time.now.utc.to_date
    @all_om_fields = "S2M_COMMANDE=#{@s2m_commande}&S2M_DATEH=#{@s2m_dateh}&S2M_HTYPE=#{@s2m_htype}&S2M_IDENTIFIANT=#{@s2m_identifiant}&S2M_REF_COMMANDE=#{@s2m_ref_commande}&S2M_SITE=#{@s2m_site}&S2M_TOTAL=#{@total_amount}"
    @s2m_hmac = (OpenSSL::HMAC.hexdigest(@s2m_htype, @om_secret_key, @all_om_fields)).upcase
    
end


# HTML VIEWS with https://getbootstrap.com/

<div class="container pb-5">
    <div class="row mt-2">
        <div class="col-md-12 text-center">
            <h3 class="h3">Payer avec Orange Money</h3>
            <h4 class="h3 fw-bold"><%= @total_amount %> FCFA </h3>
            <div class="card-body booking-card-body border-0">
                <div class="row mt-3">
                    <div class="col-md-12 text-center">
                        <form method="POST" action="https://api.paiementorangemoney.com">
                            <input type="hidden" name="S2M_IDENTIFIANT" value="<%= @s2m_identifiant %>" />
                            <input type="hidden" name="S2M_SITE" value="<%= @s2m_site %>" />
                            <input type="hidden" name="S2M_TOTAL" value="<%= @total_amount %>" />
                            <input type="hidden" name="S2M_REF_COMMANDE" value="<%= @s2m_ref_commande %>" />
                            <input type="hidden" name="S2M_COMMANDE" value="<%= @s2m_commande %>" />
                            <input type="hidden" name="S2M_DATEH" value="<%= @s2m_dateh %>" />
                            <input type="hidden" name="S2M_HTYPE" value="<%= @s2m_htype %>" />
                            <input type="hidden" name="S2M_HMAC" value="<%= @s2m_hmac %>" />
                            <button type="submit" class="btn btn-lg border-rounded">
                                Cliquez ici pour payez
                                <img src="https://mycocody.com/wp-content/uploads/2021/05/om.png" width="100px" alt="Payer" />
                            </button>
                        </form>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

  secret_key = "aaaa"
 packed_sk = [secret_key].pack("H*")