mirror of
https://github.com/alextselegidis/easyappointments.git
synced 2024-11-13 11:33:05 +03:00
338 lines
No EOL
16 KiB
PHP
338 lines
No EOL
16 KiB
PHP
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
|
|
|
|
class Appointments extends CI_Controller {
|
|
/**
|
|
* Default callback method of the application.
|
|
*
|
|
* This method creates the appointment book wizard. If an appointment hash
|
|
* is provided then it means that the customer followed the appointment
|
|
* manage link that was send with the book success email.
|
|
*
|
|
* @param string $appointment_hash The db appointment hash of an existing
|
|
* record.
|
|
*/
|
|
public function index($appointment_hash = '') {
|
|
if (strtoupper($_SERVER['REQUEST_METHOD']) !== 'POST') {
|
|
$this->load->model('Settings_Model');
|
|
$this->load->model('Services_Model');
|
|
$this->load->model('Providers_Model');
|
|
|
|
$company_name = $this->Settings_Model->get_setting('company_name');
|
|
$available_services = $this->Services_Model->get_available_services();
|
|
$available_providers = $this->Providers_Model->get_available_providers();
|
|
|
|
// If an appointment hash is provided then it means that the customer
|
|
// is trying to edit a registered record.
|
|
if ($appointment_hash !== ''){
|
|
// Load the appointments data and set the manage mode of the page.
|
|
$this->load->model('Appointments_Model');
|
|
$this->load->model('Customers_Model');
|
|
|
|
$manage_mode = TRUE;
|
|
|
|
$appointment_data = $this->Appointments_Model
|
|
->get_batch(array('hash' => $appointment_hash))[0];
|
|
$provider_data = $this->Providers_Model
|
|
->get_row($appointment_data['id_users_provider']);
|
|
$customer_data = $this->Customer_Model
|
|
->get_row($appointment_data['id_users_customer']);
|
|
} else {
|
|
// The customer is going to book an appointment so there is no
|
|
// need for the manage functionality to be initialized.
|
|
$manage_mode = false;
|
|
$appointment_data = array();
|
|
$provider_data = array();
|
|
$customer_data = array();
|
|
}
|
|
|
|
// Load the book appointment view.
|
|
$view_data = array (
|
|
'available_services' => $available_services,
|
|
'available_providers' => $available_providers,
|
|
'company_name' => $company_name,
|
|
'manage_mode' => $manage_mode,
|
|
'appointment_data' => $appointment_data,
|
|
'provider_data' => $provider_data,
|
|
'customer_data' => $customer_data
|
|
);
|
|
$this->load->view('appointments/book', $view_data);
|
|
} else {
|
|
// The page is a post-back. Register the appointment and send
|
|
// notification emails to the provider and the customer that are
|
|
// related to the appointment.
|
|
$post_data = json_decode($_POST['post_data'], true);
|
|
$appointment_data = $post_data['appointment'];
|
|
$customer_data = $post_data['customer'];
|
|
|
|
$this->load->model('Customers_Model');
|
|
$this->load->model('Appointments_Model');
|
|
|
|
$customer_id = $this->Customers_Model->add($customer_data);
|
|
$appointment_data['id_users_customer'] = $customer_id;
|
|
$appointment_data['id'] = $this->Appointments_Model->add($appointment_data);
|
|
$appointment_data['hash'] = $this->Appointments_Model
|
|
->get_value('hash', $appointment_data['id']);
|
|
|
|
// Send an email to the customer with the appointment info.
|
|
$this->load->library('Notifications');
|
|
try {
|
|
$this->notifications->send_book_success($customer_data, $appointment_data);
|
|
$this->notifications->send_new_appointment($customer_data, $appointment_data);
|
|
} catch (NotificationException $not_exc) {
|
|
$view_data['notification_error'] = '<br><br>'
|
|
. '<pre>An unexpected error occured while sending you an '
|
|
. 'email. Please backup the appointment details so that '
|
|
. 'you can restore them later. <br><br>Error: <br>'
|
|
. $not_exc->getMessage() . '</pre>';
|
|
}
|
|
|
|
// Load the book appointment view.
|
|
$view_data['appointment_id'] = $appointment_data['id'];
|
|
$this->load->view('appointments/book_success', $view_data);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Display the view - manage screen of an external
|
|
* appointment link.
|
|
*
|
|
* This method loads the page that is going to be displayed
|
|
* whenever a customer, or a provider clicks on the email link
|
|
* that enables him to preview and make changes to the selected
|
|
* appointment.
|
|
*
|
|
* @param string $user_type Link user type (one of the
|
|
* DB_SLUG_CUSTOMER, ... constants).
|
|
* @param string $appointment_hash the appointment db hash. This
|
|
* is used to identify the appointment record.
|
|
*
|
|
*/
|
|
public function external_link($user_type, $appointment_hash) {
|
|
if (strtoupper($_SERVER['REQUEST_METHOD']) != 'POST') {
|
|
// Prepare and display the external manage view page.
|
|
$this->load->model('Appointments_Model');
|
|
$this->load->model('Providers_Model');
|
|
$this->load->model('Customers_Model');
|
|
$this->load->model('Services_Model');
|
|
|
|
$appointment_data = $this->Appointments_Model
|
|
->get_batch(array('hash' => $appointment_hash))[0];
|
|
$provider_data = $this->Providers_Model
|
|
->get_row($appointment_data['id_users_provider']);
|
|
$customer_data = $this->Customers_Model
|
|
->get_row($appointment_data['id_users_customer']);
|
|
|
|
$available_providers = $this->Providers_Model->get_available_providers();
|
|
$available_services = $this->Services_Model->get_available_services();
|
|
|
|
$view_data = array(
|
|
'appointment_data' => $appointment_data,
|
|
'customer_data' => $customer_data,
|
|
'provider_data' => $provider_data,
|
|
'user_type' => $user_type,
|
|
'available_providers' => $available_providers,
|
|
'available_services' => $available_services
|
|
);
|
|
$this->load->view('appointments/external_manage', $view_data);
|
|
} else {
|
|
// The external manage page was posted back. Save the
|
|
// changes of the user.
|
|
|
|
// @task Save user changes.
|
|
}
|
|
}
|
|
|
|
/**
|
|
* [AJAX] Get the available appointment hours for the given date.
|
|
*
|
|
* This method answers to an AJAX request. It calculates the
|
|
* available hours for the given service, provider and date.
|
|
*
|
|
* @param array $_POST['post_data'] An associative array that
|
|
* contains the user selected 'service_id', 'provider_id',
|
|
* 'selected_date' and 'service_duration' in minutes.
|
|
* @return Returns a json object with the available hours.
|
|
*/
|
|
public function ajax_get_available_hours() {
|
|
$this->load->model('Providers_Model');
|
|
$this->load->model('Appointments_Model');
|
|
$this->load->model('Settings_Model');
|
|
|
|
// Get the provider's working plan and reserved appointments.
|
|
$working_plan = json_decode($this->Providers_Model
|
|
->get_value('working_plan', $_POST['provider_id']), true);
|
|
|
|
$where_clause = array(
|
|
'DATE(start_datetime)' => date('Y-m-d', strtotime($_POST['selected_date'])),
|
|
'id_users_provider' => $_POST['provider_id'],
|
|
'id_services' => $_POST['service_id']
|
|
);
|
|
|
|
if ($_POST['manage_mode']) {
|
|
// Current record id shouldn't be included as reserved time,
|
|
// whent the manage mode is true.
|
|
$where_clause['id !='] = $_POST['appointment_id'];
|
|
}
|
|
|
|
$reserved_appointments = $this->Appointments_Model->get_batch($where_clause);
|
|
|
|
|
|
// Find the empty spaces on the plan. The first split between
|
|
// the plan is due to a break (if exist). After that every reserved
|
|
// appointment is considered to be a taken space in the plan.
|
|
$sel_date_working_plan = $working_plan[strtolower(date('l',
|
|
strtotime($_POST['selected_date'])))];
|
|
$empty_spaces_with_breaks = array();
|
|
|
|
if (isset($sel_date_working_plan['breaks'])) {
|
|
foreach($sel_date_working_plan['breaks'] as $index=>$break) {
|
|
// Split the working plan to available time periods that do not
|
|
// contain the breaks in them.
|
|
$last_break_index = $index - 1;
|
|
|
|
if (count($empty_spaces_with_breaks) === 0) {
|
|
$start_hour = $sel_date_working_plan['start'];
|
|
$end_hour = $break['start'];
|
|
} else {
|
|
$start_hour = $sel_date_working_plan['breaks'][$last_break_index]['end'];
|
|
$end_hour = $break['start'];
|
|
}
|
|
|
|
$empty_spaces_with_breaks[] = array(
|
|
'start' => $start_hour,
|
|
'end' => $end_hour
|
|
);
|
|
}
|
|
|
|
// Add the space from the last break to the end of the day.
|
|
$empty_spaces_with_breaks[] = array(
|
|
'start' => $sel_date_working_plan['breaks'][$index]['end'],
|
|
'end' => $sel_date_working_plan['end']
|
|
);
|
|
}
|
|
// PROBLEM
|
|
// Break the empty spaces with the reserved appointments.
|
|
$empty_spaces_with_appointments = array();
|
|
if (count($reserved_appointments) > 0) {
|
|
foreach($empty_spaces_with_breaks as $space) {
|
|
foreach($reserved_appointments as $index=>$appointment) {
|
|
$appointment_start = date('H:i', strtotime($appointment['start_datetime']));
|
|
$appointment_end = date('H:i', strtotime($appointment['end_datetime']));
|
|
$space_start = date('H:i', strtotime($space['start']));
|
|
$space_end = date('H:i', strtotime($space['end']));
|
|
|
|
if ($space_start < $appointment_start && $space_end > $appointment_end) {
|
|
// Current appointment is within the current empty space. So
|
|
// we need to break the empty space into two other spaces that
|
|
// don't include the appointment.
|
|
$empty_spaces_with_appointments[] = array(
|
|
'start' => $space_start,
|
|
'end' => $appointment_start
|
|
);
|
|
$empty_spaces_with_appointments[] = array(
|
|
'start' => $appointment_end,
|
|
'end' => $space_end
|
|
);
|
|
} else {
|
|
// Check if there are any other appointments between this
|
|
// time space. If not, it is going to be added as it is.
|
|
$found = FALSE;
|
|
foreach($reserved_appointments as $appt) {
|
|
$appt_start = date('H:i', strtotime($appt['start_datetime']));
|
|
$appt_end = date('H:i', strtotime($appt['end_datetime']));
|
|
if ($space_start < $appt_start && $space_end > $appt_end) {
|
|
$found = TRUE;
|
|
}
|
|
}
|
|
|
|
// It is also necessary to check that this time period doesn't
|
|
// already exist in the "$empty_spaces_with_appointments" array.
|
|
$empty_space = array(
|
|
'start' => $space_start,
|
|
'end' => $space_end
|
|
);
|
|
$already_exist = in_array($empty_space, $empty_spaces_with_appointments);
|
|
if ($found === FALSE && $already_exist === FALSE) {
|
|
$empty_spaces_with_appointments[] = $empty_space;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
$empty_spaces_with_appointments = $empty_spaces_with_breaks;
|
|
}
|
|
|
|
$empty_spaces = $empty_spaces_with_appointments;
|
|
|
|
// Calculate the available appointment hours for the given date.
|
|
// The empty spaces are broken down to 15 min and if the service
|
|
// fit in each quarter then a new available hour is added to the
|
|
// $available hours array.
|
|
$available_hours = array();
|
|
|
|
foreach($empty_spaces as $space) {
|
|
$start_hour = new DateTime($_POST['selected_date'] . ' ' . $space['start']);
|
|
$end_hour = new DateTime($_POST['selected_date'] . ' ' . $space['end']);
|
|
$curr_hour = $start_hour;
|
|
|
|
$diff = $curr_hour->diff($end_hour);
|
|
while(($diff->h * 60 + $diff->i) > intval($_POST['service_duration'])) {
|
|
$available_hours[] = $curr_hour->format('H:i');
|
|
$curr_hour->add(new DateInterval("PT15M"));
|
|
$diff = $curr_hour->diff($end_hour);
|
|
}
|
|
}
|
|
|
|
// If the selected date is today, remove past hours. It is important
|
|
// include the timeout before booking that is set in the backoffice
|
|
// the system. Normally we might want the customer to book an appointment
|
|
// that is at least half or one hour from now. The setting is stored in
|
|
// minutes.
|
|
if (date('m/d/Y', strtotime($_POST['selected_date'])) == date('m/d/Y')) {
|
|
$book_advance_timeout = $this->Settings_Model->get_setting('book_advance_timeout');
|
|
|
|
foreach($available_hours as $index=>$value) {
|
|
$available_hour = strtotime($value);
|
|
$current_hour = strtotime('+' . $book_advance_timeout
|
|
. ' minutes', strtotime('now'));
|
|
|
|
if ($available_hour <= $current_hour) {
|
|
unset($available_hours[$index]);
|
|
}
|
|
}
|
|
}
|
|
|
|
$available_hours = array_values($available_hours);
|
|
|
|
echo json_encode($available_hours);
|
|
}
|
|
|
|
/**
|
|
* Synchronize appointment with its' providers google calendar.
|
|
*
|
|
* This method syncs the registered appointment with the
|
|
* google calendar of the user.
|
|
*
|
|
* @task This method needs to be changed. Everytime a customer
|
|
* books a new appointment the synchronization process must be
|
|
* executed.
|
|
*/
|
|
public function google_sync($appointment_id) {
|
|
try {
|
|
$this->load->library('Google_Sync');
|
|
$this->google_sync->sync_appointment($appointment_id);
|
|
$view_data['message'] = 'Your appointment has been successfully added to Google Calendar!';
|
|
$view_data['image'] = 'success.png';
|
|
} catch (Exception $exc) {
|
|
$view_data['message'] = 'An unexpected error occured during the sync '
|
|
. 'operation: <br/><pre>' . $exc->getMessage() . '<br/>'
|
|
. $exc->getTraceAsString() . '</pre>';
|
|
$view_data['image'] = 'error.png';
|
|
}
|
|
|
|
$this->load->view('appointments/google_sync', $view_data);
|
|
}
|
|
}
|
|
|
|
/* End of file appointments.php */
|
|
/* Location: ./application/controllers/appointments.php */ |