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Add Stripe payment by payment link #1310

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1 change: 1 addition & 0 deletions README.md
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Expand Up @@ -53,6 +53,7 @@ The application is designed to be flexible enough so that it can handle any ente
* Self hosted installation.
* Translated user interface.
* User community support.
* Service payment by [Stripe Payment links](https://stripe.com/en-gb-es/payments/payment-links)

## Setup

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12 changes: 12 additions & 0 deletions application/config/config.php
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Expand Up @@ -457,5 +457,17 @@
*/
$config['rate_limiting'] = true;

/*
|--------------------------------------------------------------------------
| Stripe Payment Configuration
|--------------------------------------------------------------------------
|
| Declare some of the global config values of the Stripe Payments
|
*/

$config['stripe_payment_feature'] = Config::STRIPE_PAYMENT_FEATURE;
$config['stripe_api_key'] = Config::STRIPE_API_KEY;

/* End of file config.php */
/* Location: ./application/config/config.php */
4 changes: 4 additions & 0 deletions application/controllers/Booking.php
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Expand Up @@ -209,6 +209,7 @@ public function index(): void
$provider = $this->providers_model->find($appointment['id_users_provider']);
$customer = $this->customers_model->find($appointment['id_users_customer']);
$customer_token = md5(uniqid(mt_rand(), true));
$is_paid = $appointment['is_paid'];

// Cache the token for 10 minutes.
$this->cache->save('customer-token-' . $customer_token, $customer['id'], 600);
Expand All @@ -218,6 +219,7 @@ public function index(): void
$appointment = null;
$provider = null;
$customer = null;
$is_paid = 0;
}

script_vars([
Expand Down Expand Up @@ -276,9 +278,11 @@ public function index(): void
'grouped_timezones' => $grouped_timezones,
'manage_mode' => $manage_mode,
'customer_token' => $customer_token,
'is_paid' => $is_paid,
'appointment_data' => $appointment,
'provider_data' => $provider,
'customer_data' => $customer,
'company_email' => setting('company_email'),
]);

$this->load->view('pages/booking');
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20 changes: 20 additions & 0 deletions application/controllers/Booking_confirmation.php
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Expand Up @@ -56,12 +56,32 @@ public function of(): void

$add_to_google_url = $this->google_sync->get_add_to_google_url($appointment['id']);

$service = $this->services_model->find($appointment['id_services']);

$customer = $this->customers_model->find($appointment['id_users_customer']);

$payment_link = null;
if( isset($service['payment_link']) && !empty(trim($service['payment_link']))){
$payment_link_vars = array(
'{$appointment_hash}' => $appointment['hash'],
'{$customer_email}' => $customer['email'],
);
$payment_link_template = $service['payment_link']
. (str_contains($service['payment_link'], '?')
? '' : '?')
. 'client_reference_id={$appointment_hash}&prefilled_email={$customer_email}';

$payment_link = strtr($payment_link_template, $payment_link_vars);
}

html_vars([
'page_title' => lang('success'),
'company_color' => setting('company_color'),
'google_analytics_code' => setting('google_analytics_code'),
'matomo_analytics_url' => setting('matomo_analytics_url'),
'add_to_google_url' => $add_to_google_url,
'is_paid' => $appointment['is_paid'],
'payment_link' => $payment_link,
]);

$this->load->view('pages/booking_confirmation');
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14 changes: 8 additions & 6 deletions application/controllers/Calendar.php
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Expand Up @@ -145,6 +145,7 @@ public function index(string $appointment_hash = ''): void
'secretary_providers' => $secretary_providers,
'edit_appointment' => $edit_appointment,
'customers' => $this->customers_model->get(null, 50, null, 'update_datetime DESC'),
'stripe_payment_feature' => config('stripe_payment_feature'),
]);

html_vars([
Expand Down Expand Up @@ -255,6 +256,7 @@ public function save_appointment(): void
'id_users_provider',
'id_users_customer',
'id_services',
'is_paid',
]);

$appointment['id'] = $this->appointments_model->save($appointment);
Expand Down Expand Up @@ -654,17 +656,17 @@ public function get_calendar_appointments(): void
$start_date .
' AND start_datetime < ' .
$end_date .
')
')
or (end_datetime > ' .
$start_date .
' AND end_datetime < ' .
$end_date .
')
')
or (start_datetime <= ' .
$start_date .
' AND end_datetime >= ' .
$end_date .
'))
'))
AND is_unavailability = 0
';

Expand All @@ -691,17 +693,17 @@ public function get_calendar_appointments(): void
$start_date .
' AND start_datetime < ' .
$end_date .
')
')
or (end_datetime > ' .
$start_date .
' AND end_datetime < ' .
$end_date .
')
')
or (start_datetime <= ' .
$start_date .
' AND end_datetime >= ' .
$end_date .
'))
'))
AND is_unavailability = 1
';

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245 changes: 245 additions & 0 deletions application/controllers/Payment.php
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@@ -0,0 +1,245 @@
<?php defined('BASEPATH') or exit('No direct script access allowed');

/* ----------------------------------------------------------------------------
* Easy!Appointments - Online Appointment Scheduler
*
* @package EasyAppointments
* @author F.González <fernando@tuta.io>
* @copyright Copyright (c) Alex Tselegidis
* @license https://opensource.org/licenses/GPL-3.0 - GPLv3
* @link https://easyappointments.org
* @since v1.0.0
* ---------------------------------------------------------------------------- */

/**
* Payment confirmation controller.
*
* Handles the confirmation of a payment.
*
*
* @package Controllers
*/
class Payment extends EA_Controller {
/**
* Booking constructor.
*/
public function __construct()
{
parent::__construct();

$this->load->model('appointments_model');
$this->load->model('providers_model');
$this->load->model('admins_model');
$this->load->model('secretaries_model');
$this->load->model('categories_model');
$this->load->model('services_model');
$this->load->model('customers_model');
$this->load->model('settings_model');
$this->load->model('consents_model');

$this->load->library('timezones');
$this->load->library('synchronization');
$this->load->library('notifications');
$this->load->library('availability');
$this->load->library('webhooks_client');

$this->load->driver('cache', ['adapter' => 'file']);
}

/**
* Render the payment confirmation page.
*/
public function index()
{
if ( ! is_app_installed())
{
redirect('installation');

return;
}

$appointment = html_vars('appointment');

if (empty($appointment)) {
abort(404, "Forbidden");
} else {
$manage_mode = TRUE;
$company_name = setting('company_name');
$company_logo = setting('company_logo');
$company_color = setting('company_color');
$google_analytics_code = setting('google_analytics_code');
$matomo_analytics_url = setting('matomo_analytics_url');
$date_format = setting('date_format');
$time_format = setting('time_format');

$display_first_name = setting('display_first_name');
$require_first_name = setting('require_first_name');
$display_last_name = setting('display_last_name');
$require_last_name = setting('require_last_name');
$display_email = setting('display_email');
$require_email = setting('require_email');
$display_phone_number = setting('display_phone_number');
$require_phone_number = setting('require_phone_number');
$display_address = setting('display_address');
$require_address = setting('require_address');
$display_city = setting('display_city');
$require_city = setting('require_city');
$display_zip_code = setting('display_zip_code');
$require_zip_code = setting('require_zip_code');
$display_notes = setting('display_notes');
$require_notes = setting('require_notes');
$display_cookie_notice = setting('display_cookie_notice');
$cookie_notice_content = setting('cookie_notice_content');
$display_terms_and_conditions = setting('display_terms_and_conditions');
$terms_and_conditions_content = setting('terms_and_conditions_content');
$display_privacy_policy = setting('display_privacy_policy');
$privacy_policy_content = setting('privacy_policy_content');

$theme = request('theme', setting('theme', 'default'));
if (empty($theme) || ! file_exists(__DIR__ . '/../../assets/css/themes/' . $theme . '.min.css'))
{
$theme = 'default';
}

$timezones = $this->timezones->to_array();
$grouped_timezones = $this->timezones->to_grouped_array();
$provider = $this->providers_model->find($appointment['id_users_provider']);
$customer = $this->customers_model->find($appointment['id_users_customer']);

script_vars([
'date_format' => $date_format,
'time_format' => $time_format,
'display_cookie_notice' => $display_cookie_notice,
'display_any_provider' => setting('display_any_provider'),
]);

html_vars([
'theme' => $theme,
'company_name' => $company_name,
'company_logo' => $company_logo,
'company_color' => $company_color === '#ffffff' ? '' : $company_color,
'date_format' => $date_format,
'time_format' => $time_format,
'display_first_name' => $display_first_name,
'display_last_name' => $display_last_name,
'display_email' => $display_email,
'display_phone_number' => $display_phone_number,
'display_address' => $display_address,
'display_city' => $display_city,
'display_zip_code' => $display_zip_code,
'display_notes' => $display_notes,
'google_analytics_code' => $google_analytics_code,
'matomo_analytics_url' => $matomo_analytics_url,
'timezones' => $timezones,
'grouped_timezones' => $grouped_timezones,
'appointment' => $appointment,
'provider' => $provider,
'customer' => $customer,
]);

$this->load->view('pages/payment');
}
}

/**
* Validates Stripe payment and render confirmation screen for the appointment.
*
* This method sets a flag as paid for an appointment and call the "index" callback
* to handle the page rendering.
*
* @param string $checkout_session_id Stripe session id.
*/
public function confirm(string $checkout_session_id)
{
try
{
$stripe_api_key = config('stripe_api_key');

$stripe = new \Stripe\StripeClient($stripe_api_key);

$session = $stripe->checkout->sessions->retrieve($checkout_session_id);

$appointment_hash = $session->client_reference_id;
$payment_intent = $session->payment_intent;

$appointment = $this->set_paid($appointment_hash, $payment_intent);

html_vars(['appointment' => $appointment]);

$this->index();
}
catch (Throwable $e)
{
error_log( $e );
abort(500, 'Internal server error');
}
}

/**
* Sets a paid flag and paid intent for an appointment to track paid bookings.
*/
private function set_paid($appointment_hash, $payment_intent)
{
try
{
$manage_mode = TRUE;

$occurrences = $this->appointments_model->get(['hash' => $appointment_hash]);

if (empty($occurrences))
{
abort(404, 'Not Found');
}

$appointment = $occurrences[0];

$provider = $this->providers_model->find($appointment['id_users_provider']);

$customer = $this->customers_model->find($appointment['id_users_customer']);

$service = $this->services_model->find($appointment['id_services']);


$appointment['is_paid'] = 1;
$appointment['payment_intent'] = $payment_intent;
$this->appointments_model->only($appointment, [
'id',
'start_datetime',
'end_datetime',
'location',
'notes',
'color',
'is_unavailability',
'id_users_provider',
'id_users_customer',
'id_services',
'is_paid',
'payment_intent',
]);
$appointment_id = $this->appointments_model->save($appointment);
$appointment = $this->appointments_model->find($appointment_id);

$settings = [
'company_name' => setting('company_name'),
'company_link' => setting('company_link'),
'company_email' => setting('company_email'),
'date_format' => setting('date_format'),
'time_format' => setting('time_format')
];

$this->synchronization->sync_appointment_saved($appointment, $service, $provider, $customer, $settings, $manage_mode);

$this->notifications->notify_appointment_saved($appointment, $service, $provider, $customer, $settings, $manage_mode);

$this->webhooks_client->trigger(WEBHOOK_APPOINTMENT_SAVE, $appointment);

return $appointment;
}
catch (Throwable $e)
{
error_log( $e );
abort(500, 'Internal server error');
}
}

}
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