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roundcube_caldav.php
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roundcube_caldav.php
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<?php
/**
*
* Rouncube calDAV handling plugin
*
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*/
ini_set("xdebug.var_display_max_children", '-1');
ini_set("xdebug.var_display_max_data", '-1');
ini_set("xdebug.var_display_max_depth", '-1');
use ICal\Event;
use ICal\ICal;
use it\thecsea\simple_caldav_client\CalDAVCalendar;
use it\thecsea\simple_caldav_client\CalDAVException;
use it\thecsea\simple_caldav_client\SimpleCalDAVClient;
require_once(__DIR__ . '/vendor/autoload.php');
require_once(__DIR__ . '/lib/php/password_encryption.php');
require_once(__DIR__ . '/lib/php/ics_file_modification.php');
require_once(__DIR__ . '/lib/php/event_comparison.php');
require_once(__DIR__ . '/lib/php/set_response.php');
class roundcube_caldav extends rcube_plugin
{
public $task = 'settings|mail';
public $rcube;
public $rcmail;
/** @var SimpleCalDAVClient $client */
protected $client;
protected $time_zone_offset;
protected $twenty_four_hour = 86400;
protected $arrayOfCalendars;
protected $all_events = [];
protected $connected = false;
function init()
{
$this->rcmail = rcmail::get_instance();
$this->rcube = rcube::get_instance();
$this->load_config();
$this->add_texts('localization/', true);
$this->include_script('roundcube_caldav.js');
$this->include_script('lib/js/display.js');
$this->include_stylesheet('skins/roundcube_caldav.css');
$this->include_script('vendor/fortawesome/font-awesome/js/all.js');
$this->include_stylesheet('vendor/fortawesome/font-awesome/css/all.css');
$this->add_hook('preferences_sections_list', [$this, 'preference_sections_list']);
$this->add_hook('preferences_list', [$this, 'preferences_list']);
$this->add_hook('preferences_save', [$this, 'preferences_save']);
$server = $this->rcube->config->get('server_caldav');
if (is_array($server) && array_key_exists('_connexion_status', $server)) {
$_connexion = $server['_connexion_status'];
if ($_connexion && $server['_main_calendar'] != null) {
$this->add_hook('message_objects', [$this, 'message_objects']);
$this->register_action(
'plugin.roundcube_caldav_get_info_server',
[$this, 'get_info_server']
);
$this->register_action(
'plugin.roundcube_caldav_import_event_on_server',
[$this, 'import_event_on_server']
);
$this->register_action(
'plugin.roundcube_caldav_decline_counter',
[$this, 'decline_counter']
);
}
}
}
/**
* Displaying the "CalDAV server configuration" section
* @param $param_list
* @return array
*/
function preference_sections_list($param_list): array
{
$param_list['list']['server_caldav'] = array(
'id' => 'server_caldav',
'section' => $this->gettext('server_caldav'),
);
return $param_list;
}
/**
* Display of the different fields of the section
* @param $param_list
* @return array
*/
function preferences_list($param_list): array
{
if ($param_list['section'] != 'server_caldav') {
return $param_list;
}
$param_list['blocks']['main']['name'] = $this->gettext('settings');
$param_list = $this->display_server_caldav_form($param_list);
$server = $this->rcube->config->get('server_caldav');
if (
!empty($server['_url_base'])
&& !empty($server['_login'])
&& !empty($server['_password'])
&& $server['_connexion_status']
) {
$param_list = $this->calendar_selection_form($param_list);
}
return $param_list;
}
/**
* Saving the preferences once the different fields are filled in.
* A new backup deletes all the data previously saved, so be sure to save everything again
* @param $save_params
* @return array : $save_param['prefs'] will be saved
* @throws Exception
*/
function preferences_save($save_params): array
{
$cipher = new password_encryption();
if ($save_params['section'] != 'server_caldav') {
return $save_params;
}
if (empty($_POST['_define_server_caldav']) || empty($_POST['_define_login'])) {
$this->rcmail->output->command(
'display_message',
$this->gettext('save_error_msg'),
'error'
);
$save_params['abort'] = true;
$save_params['result'] = false;
return $save_params;
}
// On récupère l'url et le login dans les champs (ils sont remplis par défault avec l'ancienne valeur)
$urlbase = rcube_utils::get_input_value('_define_server_caldav', rcube_utils::INPUT_POST);
$urlbase = preg_replace('/(.*)personal\/*$/', '$1', $urlbase);
$save_params['prefs']['server_caldav']['_url_base'] = $urlbase;
$login = rcube_utils::get_input_value('_define_login', rcube_utils::INPUT_POST);
$save_params['prefs']['server_caldav']['_login'] = $login;
$server = $this->rcube->config->get('server_caldav');
// Si le mot de passe est spécifié on le change et on teste la connexion sinon on récupère l'ancien
$new_password = false;
if (!empty($_POST['_define_password'])) {
$pwd = rcube_utils::get_input_value('_define_password', rcube_utils::INPUT_POST, true);
$save_params['prefs']['server_caldav']['_password'] =
$cipher->encrypt($pwd,$this->rcube->config->get('des_key'), true);
if ($cipher->decrypt($server['_password'], $this->rcube->config->get('des_key'),true) != $pwd) {
$new_password = true;
}
} elseif (array_key_exists('_password', $server)) {
$save_params['prefs']['server_caldav']['_password'] = $server['_password'];
}
try {
$save_params['prefs']['server_caldav']['_connexion_status'] = $this->try_connection(
$login,
$save_params['prefs']['server_caldav']['_password'],
$urlbase
);
} catch (Exception $e) {
$this->rcmail->output->command(
'display_message',
$this->gettext('save_error_msg') . "\n" . $e->getMessage(),
'error'
);
$save_params['abort'] = true;
$save_params['result'] = false;
return $save_params;
}
if ($save_params['prefs']['server_caldav']['_connexion_status'] && $new_password) {
return $save_params;
} elseif (!$save_params['prefs']['server_caldav']['_connexion_status']) {
$this->rcmail->output->command(
'display_message',
$this->gettext('save_error_msg'),
'error'
);
$save_params['abort'] = true;
$save_params['result'] = false;
return $save_params;
}
if (!isset($_POST['_define_main_calendar'])) {
$this->rcmail->output->command(
'display_message',
$this->gettext('main_calendar_error'),
'error'
);
$save_params['abort'] = true;
$save_params['result'] = false;
return $save_params;
}
// on récupère le calendrier principal que l'on ajoute également à la liste des calendriers utilisés
// si aucun calendrier principal n'est selectionné on annule la sauvegarde
$main_calendar = rcube_utils::get_input_value(
'_define_main_calendar',
rcube_utils::INPUT_POST
);
if ($main_calendar) {
$save_params['prefs']['server_caldav']['_main_calendar'] = $main_calendar;
$save_params['prefs']['server_caldav']['_used_calendars'][$main_calendar] = $main_calendar;
}
// On sauvegarde la liste des calendriers secondaires
$chosen_calendars = [
rcube_utils::get_input_value('_define_used_calendars',rcube_utils::INPUT_POST)
];
if (!empty($chosen_calendars[0])) {
foreach ($chosen_calendars[0] as $cal) {
$save_params['prefs']['server_caldav']['_used_calendars'][$cal] = $cal;
}
}
return $save_params;
}
/**
* Display url / login / password fields
* @param array $param_list
* @return array
*/
function display_server_caldav_form(array $param_list): array
{
$server = $this->rcube->config->get('server_caldav');
$_url_base_server = '';
$_login_server = '';
if (is_array($server) && array_key_exists('_url_base', $server)) {
$_url_base_server = $server['_url_base'];
}
if (is_array($server) && array_key_exists('_login', $server)) {
$_login_server = $server['_login'];
}
// Champs pour specifier l'url du serveur
$field_id = 'define_server_caldav';
$url_base = new html_inputfield(array('name' => '_' . $field_id, 'id' => $field_id));
$param_list['blocks']['main']['options']['url_base'] = array(
'title' => html::label($field_id, rcube::Q($this->gettext('url_base'))),
'content' => $url_base->show($_url_base_server),
);
// Champs pour specifier le login
$field_id = 'define_login';
$login = new html_inputfield(array('name' => '_' . $field_id, 'id' => $field_id));
$param_list['blocks']['main']['options']['login'] = array(
'title' => html::label($field_id, rcube::Q($this->gettext('login'))),
'content' => $login->show($_login_server),
);
// Champs pour specifier le mot de passe
$field_id = 'define_password';
$password = new html_passwordfield([
'name' => '_' . $field_id,
'id' => $field_id,
'autocomplete' => "off"
]);
$param_list['blocks']['main']['options']['password'] = array(
'title' => html::label($field_id, rcube::Q($this->gettext('password'))),
'content' => $password->show(),
);
return $param_list;
}
/**
* Connection with the calDAV server and display of the calendar selection fields if the connection is successful
* @param array $param_list
* @return array
*/
function calendar_selection_form(array $param_list): array
{
// Connexion to caldav server
$server = $this->rcube->config->get('server_caldav');
$_login = $server['_login'];
$_password = $server['_password'];
$_url_base = $server['_url_base'];
try {
$success = $this->try_connection($_login, $_password, $_url_base);
} catch (Exception $e) {
$this->rcmail->output->command(
'display_message',
$this->gettext('connect_error_msg') . "\n" . $e->getMessage(),
'error'
);
return $param_list;
}
if (!$success) {
$this->rcmail->output->command(
'display_message',
$this->gettext('connect_error_msg'),
'error'
);
return $param_list;
}
try {
$available_calendars = $this->client->findCalendars();
} catch (Exception $e) {
$this->rcmail->output->command(
'display_message',
$this->gettext('find_calendar_error'),
'error'
);
return $param_list;
}
if (empty($available_calendars)) {
$this->rcmail->output->command(
'display_message',
$this->gettext('no_calendar_found'),
'error'
);
return $param_list;
}
$param_list['blocks']['main']['options']['calendar_choice'] = array(
'title' => html::label('ojk', rcube::Q($this->gettext('calendar_choice'))),
);
foreach ($available_calendars as $available_calendar) {
$print = null;
if ($server['_main_calendar'] == $available_calendar->getCalendarID()) {
$print = $available_calendar->getCalendarID();
}
if (!empty($server['_used_calendars'])) {
foreach ($server['_used_calendars'] as $used_calendar) {
if ($used_calendar == $available_calendar->getCalendarID()) {
$print = $available_calendar->getCalendarID();
break;
}
}
}
$checkbox = new html_checkbox(array('name' => '_define_used_calendars[]', 'value' => $available_calendar->getCalendarID()));
$radiobutton = new html_radiobutton(array('name' => '_define_main_calendar', 'value' => $available_calendar->getCalendarID()));
$param_list['blocks']['main']['options'][$available_calendar->getCalendarID() . 'radiobutton'] = array(
'title' => html::label(
$available_calendar->getCalendarID(),
$this->gettext("use_this_calendar") . $available_calendar->getDisplayName()
),
'content' => $checkbox->show($print)
);
$param_list['blocks']['main']['options'][$available_calendar->getCalendarID() . 'checkbox'] = array(
'title' => html::label(
$available_calendar->getCalendarID(),
$this->gettext("make_this_calendar_default1") . $available_calendar->getDisplayName() . $this->gettext("make_this_calendar_default2")
),
'content' => $radiobutton->show($server['_main_calendar']),
);
}
return $param_list;
}
/**
* Check if the mail we want to watch contains or not a text/calendar attachment.
* If it does, we can proceed to the loading of the page (which will be recovered by the javascript)
* @param $args
* @return array : ['content'] = HTML code to display
*
*/
function message_objects($args): array
{
// Get arguments
$content = $args['content'];
$message = $args['message'];
$has_ICalendar_attachments = false;
if (empty($message) || empty($message->attachments)) {
return array('content' => $content);
}
foreach ($message->attachments as &$attachment) {
if ($attachment->mimetype == 'text/calendar') {
$has_ICalendar_attachments = true;
}
}
if ($has_ICalendar_attachments) {
ob_start();
include("plugins/roundcube_caldav/roundcube_caldav_display.php");
$html = ob_get_clean();
$content[] = $html;
}
return array('content' => $content);
}
/**
* Manages the connection to the calDAV server, returns the success or failure value and initializes
* the array with the calendars $this->arrayOfCalendars
* @return bool
* @throws Exception
*/
public function connection_to_calDAV_server(): bool
{
$server = $this->rcube->config->get('server_caldav');
$_login = $server['_login'];
$_password = $server['_password'];
$_url_base = $server['_url_base'];
$_connexion = $server['_connexion_status'];
if ($this->connected) {
return true;
}
if (!$_connexion) {
return false;
}
if (empty($server['_used_calendars'])) {
return false;
}
try {
$success = $this->try_connection($_login, $_password, $_url_base);
$available_calendars = $this->client->findCalendars();
foreach ($server['_used_calendars'] as $used_calendar) {
foreach ($available_calendars as $available_calendar) {
if ($used_calendar == $available_calendar->getCalendarID()) {
$this->arrayOfCalendars[$available_calendar->getCalendarID()] = $available_calendar;
}
}
}
$this->get_all_events();
$this->connected = true;
return $success;
} catch (Exception $e) {
$this->rcmail->output->command('display_message', $e->getMessage(), 'error');
return false;
}
}
/**
* Test of connection with the Caldav server
* @param string $_login
* @param string $_password
* @param string $_url_base
* @return bool
* @throws Exception
*/
function try_connection(string $_login, string $_password, string $_url_base): bool
{
if (!empty($_url_base) && !empty($_login) && !empty($_password)) {
// Récupération du mot de passe chiffré dans la bdd et décodage
$cipher = new password_encryption();
$plain_password = $cipher->decrypt(
$_password,
$this->rcube->config->get('des_key'),
true
);
// Connexion au serveur calDAV et récupération des calendriers dispos
$this->client = new SimpleCalDAVClient();
$this->client->connect($_url_base, $_login, $plain_password);
return true;
}
return false;
}
/**
* Get all events on the server in order to minimize the number of calls, and store them in $this->all_events[]
*/
public function get_all_events(): void
{
try {
$begin_of_unix_timestamp = date("Ymd\THis\Z", 0);
$end_of_unix_timestamp = date("Ymd\THis\Z", 2 ** 31);
if (empty($this->arrayOfCalendars)) {
throw new Exception($this->gettext("ErrorEmptyArrayOfCalendar"));
}
foreach ($this->arrayOfCalendars as $calendar) {
$this->client->setCalendar($this->arrayOfCalendars[$calendar->getCalendarID()]);
$this->all_events[$calendar->getCalendarID()] = $this->client->getEvents($begin_of_unix_timestamp,
$end_of_unix_timestamp);
}
} catch (Exception $e) {
$this->rcmail->output->command(
'display_message',
$this->gettext('something_happened_while_getting_events') . "\n" . $e->getMessage(),
'error'
);
}
}
/**
* Retrieve all the information necessary to display the event and send the answers to the client.
*/
function get_info_server()
{
$uid = rcube_utils::get_input_value('_uid', rcube_utils::INPUT_POST);
$mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_POST);
// Récupération du mail
$message = new rcube_message($uid, $mbox);
if (empty($message->attachments)) {
return;
}
try {
foreach ($message->attachments as &$attachment) {
if ($attachment->mimetype == 'text/calendar') {
$this->send_info_to_be_displayed_to_client($message, $attachment);
}
}
} catch (Exception $e) {
$this->rcmail->output->command(
'display_message',
$this->gettext('something_happened_while_sending_information_to_client') . "\n" . $e->getMessage(),
'error'
);
}
}
/**
* Fill an array which will be send back to client with all information needed for display
* @param rcube_message $message
* @param $attachment
* @throws Exception
*/
function send_info_to_be_displayed_to_client(rcube_message &$message, $attachment)
{
$response = array();
$langs = $this->rcmail->config->get('language');
$this->connection_to_calDAV_server();
$ics = $message->get_part_body($attachment->mime_id);
$ical = new ICal();
$ical->initString($ics);
$array_events = $ical->cal;
$array_events = $array_events['VEVENT'] ?? $array_events;
if (count($array_events) < 10) {
$events = $ical->events();
} else {
$events = [];
for ($i = 0; $i < 10; $i++) {
$events[] = new Event(array_shift($array_events));
}
}
set_sender_and_receiver_email($message, $response);
$first_event = $events[array_key_first($events)];
if (empty($first_event)) {
$this->rcmail->output->command('display_message', $this->gettext('invitation_without_event_inside'), 'error');
return;
}
$same_uid = $first_event->uid;
foreach ($events as $i => &$event) {
if_no_dtend_add_one_to_event($event);
$response['recurrent_events'][$event->uid][] = $this->pretty_date(
$event->dtstart_array[1],
$event->dtend_array[1]
);
// Si l'evenement à le même uid que son prédecesseur on ne l'affiche pas
if ($same_uid == $event->uid && $i != 0) {
continue;
} else {
$same_uid = $event->uid;
}
$response['uid'] = $event->uid;
if (isset($event->rrule) && $event->rrule) {
$rrule = new Recurr\Rule($event->rrule, $event->dtstart_array[1]);
$array_match = [];
if (preg_match('/[a-z]+/', $langs, $array_match) > 0) {
$langs_short = $array_match[0];
}
try {
$transformer = new \Recurr\Transformer\TextTransformer(new \Recurr\Transformer\Translator($langs_short));
$response['rrule_to_text'] = $transformer->transform($rrule);
} catch (Exception $e) {
$this->rcube::write_log('errors', $e->getMessage());
}
}
$found_advance = $this->is_server_in_advance($event);
// On récupère les informations correspondant à l'identité qui a été solicité dans le champs attendee ou organisateur
if ($found_advance) {
$response['identity'] = find_identity_matching_with_attendee_or_organizer(
$event,
$this->rcmail->user->list_identities(null, true),
$found_advance[0]['event']
);
} else {
$response['identity'] = find_identity_matching_with_attendee_or_organizer(
$event,
$this->rcmail->user->list_identities(null, true)
);
}
$is_Organizer = false;
if ($response['identity']) {
$is_Organizer = strcmp($response['identity']['role'], 'ORGANIZER') == 0;
}
if ($is_Organizer) {
get_sender_s_partstat($event, $response);
}
set_method_field($ical, $response, $is_Organizer);
if (isset($event->comment) && $event->comment) {
$response['comment'] = nl2br($event->comment);
}
set_if_an_older_event_was_found_on_server(
$event,
$response,
$this->arrayOfCalendars,
$this->all_events
);
if ($found_advance) {
$response['found_advance'] = $found_advance;
$response['found_on_calendar']['display_name'] = $found_advance[1];
$response['found_on_calendar']['calendar_id'] = $found_advance[0]['calendar_id'];
$response['is_sequences_equal'] = $found_advance[2];
if ($is_Organizer && $response['is_sequences_equal'] && $response['METHOD'] != 'COUNTER') {
$response['used_event'] = $event;
} else {
$response['used_event'] = $found_advance[0]['event'];
}
} else {
$response['used_event'] = $event;
}
set_participants_characteristics_and_set_buttons_properties(
$response['used_event'],
$response
);
$new_attendees_array = [];
set_participants_characteristics_and_set_buttons_properties($event, $new_attendees_array);
$response['display_modification_made_by_organizer'] = false;
if (
!$is_Organizer
&& !empty($response['found_older_event_on_calendar'])
&& $response['found_older_event_on_calendar']
) {
$response['display_modification_made_by_organizer'] = true;
}
$date_time_already_set = false;
$attendees = !empty($new_attendees_array['attendees']) ? $new_attendees_array['attendees'] : null;
if (($found_advance && $response['METHOD'] == 'COUNTER')) {
set_if_modification_date_location_description_attendees(
$response,
$is_Organizer,
$event,
$langs,
$attendees
);
set_formated_date_time($response['used_event'], $response, $langs);
$date_time_already_set = true;
} elseif ($response['display_modification_made_by_organizer']) {
set_if_modification_date_location_description_attendees(
$response,
$is_Organizer,
$event,
$langs,
$attendees
);
set_formated_date_time($response['older_event'], $response, $langs);
$date_time_already_set = true;
}
$event = $response['used_event'];
if (!$date_time_already_set) {
set_formated_date_time($event, $response, $langs);
}
if (!empty($event->description) && $event->description) {
$response['description'] = nl2br($event->description);
}
$response['description'] = nl2br($event->description);
$response['location'] = $event->location;
$msg = set_calendar_to_use_for_select_input(
$response,
$this->rcube->config->get('server_caldav'),
$this->arrayOfCalendars
);
if ($msg) {
$this->rcmail->output->command('display_message', $this->gettext($msg), 'error');
}
$timezone_array = find_time_zone($ics);
$this->time_zone_offset = $timezone_array[0];
// On affiche les autres informations concernant notre server caldav
$this->set_caldav_server_related_information($event, $ical, $response);
if ($found_advance) {
get_sender_s_partstat($found_advance[0]['event'], $response, true);
}
$role = !empty($response['identity']['role']) ? $response['identity']['role'] : '';
$this->select_buttons_to_display(
$role,
$response['METHOD'],
$response
);
$this->rcmail->output->command(
'plugin.undirect_rendering_js',
array('request' => $response)
);
}
}
/**
* Get POST from client and modify the ics file in order to save it on server and/or send it to attendees/organizer
* there are different behavior for each role( attendee / organizer / event with no participant) and for each method
* with which we want to send the ICalendar object.
* @throws Exception
*/
function import_event_on_server()
{
// On récupère toute les informations nécessaires depuis le js qu'ils soient ou non spécifiés
$mail_uid = rcube_utils::get_input_value('_mail_uid', rcube_utils::INPUT_POST);
$event_uid = rcube_utils::get_input_value('_event_uid', rcube_utils::INPUT_POST);
$mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_POST);
$status = rcube_utils::get_input_value('_status', rcube_utils::INPUT_POST);
$identity = rcube_utils::get_input_value('_identity', rcube_utils::INPUT_POST);
$method = rcube_utils::get_input_value('_method', rcube_utils::INPUT_POST);
$comment = rcube_utils::get_input_value('_comment', rcube_utils::INPUT_POST);
$chosen_calendar = rcube_utils::get_input_value('_calendar', rcube_utils::INPUT_POST);
$modification = rcube_utils::get_input_value('_modification', rcube_utils::INPUT_POST);
// Récupération du mail
$message = new rcube_message($mail_uid, $mbox);
// On se connecte au serveur et on récupèrere tous les evt pour ne plus avoir à échanger des infos avec lui
$this->connection_to_calDAV_server();
foreach ($message->attachments as &$attachment) {
if ($attachment->mimetype !== 'text/calendar') {
continue;
}
// On récupère la PJ
$ics = $message->get_part_body($attachment->mime_id);
// On regarde uniquement l'évenement qui nous interesse parmis les différents présent dans le fichier
$ical = new ICal();
$ical->initString($ics);
$array_event = $ical->events();
foreach ($array_event as $e) {
if ($e->uid == $event_uid) {
$event = $e;
break;
}
}
if (!$event) {
continue;
}
$timezone_array = find_time_zone($ics);
$this->time_zone_offset = $timezone_array[0];
$is_organizer = false;
$has_participants = ($identity !== 'NO_PARTICIPANTS');
if ($has_participants) {
$is_organizer = strcmp($identity['role'], 'ORGANIZER') == 0;
}
$update_event_on_server_only = strcmp($method, 'UPDATED') == 0;
$decline_counter = strcmp($method, 'DECLINECOUNTER') == 0;
$cancel_recurrent = strcmp($status, 'CANCELLED_ONE_EVENT') == 0;
$cancel_event_on_server_only = strcmp($method, 'EVENT_CANCELLED') == 0;
if ($cancel_event_on_server_only) {
$status = 'CANCELLED';
}
if (!$is_organizer || $update_event_on_server_only) {
// On Regarde si le serveur est en avance sur cet événement par rapport à l'ics
// et si oui on récupère la version la plus récente pour nos modifs
$found_advance = $this->is_server_in_advance($event); //1s
if (is_array($found_advance)) {
$ics = $found_advance[0]['ics'];
$event = $found_advance[0]['event'];
}
}
if ($update_event_on_server_only) {
$new_ics = change_partstat_ics($ics, $status, $message->sender['mailto']);
} else {
// On reforme un fichier ics avec uniquement l'événement qui nous interesse
$new_ics = extract_event_ics($ics, $event_uid);
}
// On change la date de dernière modif
$new_ics = change_last_modified_ics($new_ics);
if (!$is_organizer && $has_participants) {
// On change la valeur du champs PARTSTAT correspondant à l'utilisateur
$new_ics = change_partstat_ics($new_ics, $status, $identity['email']);
}
if ($is_organizer && $method == 'REQUEST' && $status = 'CONFIRMED') {
$new_ics = change_partstat_of_all_attendees_to_need_action($new_ics);
}
if ($cancel_recurrent) {
$status = 'CONFIRMED';
$new_ics = cancel_one_instance($new_ics, $event->dtstart_array[1]);
}
$send_event = true;
// On enregistre pas sur le serveur si la method est decline counter
if (!$decline_counter) {
if (!empty($modification)) {
// On change la date et l'emplacement dans le fichier ics si ceux si ont été modifié
$ics_with_modified_date_and_location = $this->change_date_and_location(
$modification,
$array_event,
$event,
$new_ics
);
} else {
$ics_with_modified_date_and_location = $new_ics;
}
if ($is_organizer || !$has_participants) {
// On sauvegarde sur le serveur avec les dates et lieu modifiés
$new_ics = $ics_with_modified_date_and_location;
// On change le numéro de sequence si l'utilisateur est l'organisateur de l'evenement ou si l'événement n'a pas de participants
$new_ics = change_sequence_ics($new_ics);
$send_event = $this->save_event_on_caldav_server_and_display_message(
$new_ics,
$status,
$event,
$chosen_calendar,
$event_uid
);
} else {
$send_event = $this->save_event_on_caldav_server_and_display_message(
$new_ics,
$status,
$event,
$chosen_calendar,
$event_uid
);
// On sauvegarde sur le serveur sans les dates et lieu modifiés
$new_ics = $ics_with_modified_date_and_location;
}
}
// On envoie une réponse uniquement si il y a des participants à qui répondre,
// et si ce n'est pas une simple mise a jour de l'événement sur le serveur de l'utilisateur
if ($send_event && $has_participants && !$update_event_on_server_only && !$cancel_event_on_server_only) {
$this->send_mail_and_display_message(
$is_organizer,
$method,
$status,
$new_ics,
$message,
$identity,
$comment,
(bool) $modification
);
}
$this->rcmail->output->command(
'plugin.display_after_response',
array('uid' => $event_uid)
);
}
}
/**
* Choice of the buttons that the client will have to display according to its role and according to the method of
* the file received
* @param string $role
* @param string $method
* @param array $response
*/
function select_buttons_to_display(string $role, string $method, array &$response)
{
$has_new_description = !empty($response['new_description']) ? true : false;
$has_new_location = !empty($response['new_location']) ? true : false;
$has_new_date = !empty($response['new_date']) ? true : false;
$has_modifications = $has_new_description || $has_new_location || $has_new_date;
$is_recurrent = count($response['recurrent_events'][$response['uid']]) > 1;
$buttons_to_display = [];
switch ($role) {
case 'ORGANIZER':
switch ($method) {
case 'REPLY':
$buttons_to_display = ['reschedule', 'cancel_button_organizer'];
if ($is_recurrent) {
$buttons_to_display[] = 'cancel_recurrent_button_organizer';