diff --git a/plugins/calendar/calendar.php b/plugins/calendar/calendar.php index a67480ca..c916c6f5 100644 --- a/plugins/calendar/calendar.php +++ b/plugins/calendar/calendar.php @@ -1,4002 +1,3981 @@ <?php /** * Calendar plugin for Roundcube webmail * * @author Lazlo Westerhof <hello@lazlo.me> * @author Thomas Bruederli <bruederli@kolabsys.com> * * Copyright (C) 2010, Lazlo Westerhof <hello@lazlo.me> * Copyright (C) 2014-2015, Kolab Systems AG <contact@kolabsys.com> * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ class calendar extends rcube_plugin { const FREEBUSY_UNKNOWN = 0; const FREEBUSY_FREE = 1; const FREEBUSY_BUSY = 2; const FREEBUSY_TENTATIVE = 3; const FREEBUSY_OOF = 4; const SESSION_KEY = 'calendar_temp'; public $task = '?(?!logout).*'; public $rc; public $lib; public $resources_dir; public $home; // declare public to be used in other classes public $urlbase; public $timezone; public $timezone_offset; public $gmt_offset; public $ui; public $defaults = [ 'calendar_default_view' => "agendaWeek", 'calendar_timeslots' => 2, 'calendar_work_start' => 6, 'calendar_work_end' => 18, 'calendar_agenda_range' => 60, 'calendar_show_weekno' => 0, 'calendar_first_day' => 1, 'calendar_first_hour' => 6, 'calendar_time_format' => null, 'calendar_event_coloring' => 0, 'calendar_time_indicator' => true, 'calendar_allow_invite_shared' => false, 'calendar_itip_send_option' => 3, 'calendar_itip_after_action' => 0, ]; // These are implemented with __get() // private $ical; // private $itip; // private $driver; /** * Plugin initialization. */ function init() { $this->rc = rcube::get_instance(); $this->register_task('calendar', 'calendar'); // load calendar configuration $this->load_config(); // catch iTIP confirmation requests that don're require a valid session if ($this->rc->action == 'attend' && !empty($_REQUEST['_t'])) { $this->add_hook('startup', [$this, 'itip_attend_response']); } else if ($this->rc->action == 'feed' && !empty($_REQUEST['_cal'])) { $this->add_hook('startup', [$this, 'ical_feed_export']); } else if ($this->rc->task != 'login') { // default startup routine $this->add_hook('startup', [$this, 'startup']); } $this->add_hook('user_delete', [$this, 'user_delete']); } /** * Setup basic plugin environment and UI */ protected function setup() { $this->require_plugin('libcalendaring'); $this->require_plugin('libkolab'); $this->lib = libcalendaring::get_instance(); $this->timezone = $this->lib->timezone; $this->gmt_offset = $this->lib->gmt_offset; $this->dst_active = $this->lib->dst_active; $this->timezone_offset = $this->gmt_offset / 3600 - $this->dst_active; // load localizations $this->add_texts('localization/', $this->rc->task == 'calendar' && (!$this->rc->action || $this->rc->action == 'print')); require($this->home . '/lib/calendar_ui.php'); $this->ui = new calendar_ui($this); } /** * Startup hook */ public function startup($args) { // the calendar module can be enabled/disabled by the kolab_auth plugin if ($this->rc->config->get('calendar_disabled', false) || !$this->rc->config->get('calendar_enabled', true) ) { return; } $this->setup(); // load Calendar user interface if (!$this->rc->output->ajax_call && (empty($this->rc->output->env['framed']) || $args['action'] == 'preview') ) { $this->ui->init(); // settings are required in (almost) every GUI step if ($args['action'] != 'attend') { $this->rc->output->set_env('calendar_settings', $this->load_settings()); } } if ($args['task'] == 'calendar' && $args['action'] != 'save-pref') { if ($args['action'] != 'upload') { $this->load_driver(); } // register calendar actions $this->register_action('index', [$this, 'calendar_view']); $this->register_action('event', [$this, 'event_action']); $this->register_action('calendar', [$this, 'calendar_action']); $this->register_action('count', [$this, 'count_events']); $this->register_action('load_events', [$this, 'load_events']); $this->register_action('export_events', [$this, 'export_events']); $this->register_action('import_events', [$this, 'import_events']); $this->register_action('upload', [$this, 'attachment_upload']); $this->register_action('get-attachment', [$this, 'attachment_get']); $this->register_action('freebusy-status', [$this, 'freebusy_status']); $this->register_action('freebusy-times', [$this, 'freebusy_times']); $this->register_action('randomdata', [$this, 'generate_randomdata']); $this->register_action('print', [$this,'print_view']); $this->register_action('mailimportitip', [$this, 'mail_import_itip']); $this->register_action('mailimportattach', [$this, 'mail_import_attachment']); $this->register_action('dialog-ui', [$this, 'mail_message2event']); $this->register_action('check-recent', [$this, 'check_recent']); $this->register_action('itip-status', [$this, 'event_itip_status']); $this->register_action('itip-remove', [$this, 'event_itip_remove']); $this->register_action('itip-decline-reply', [$this, 'mail_itip_decline_reply']); $this->register_action('itip-delegate', [$this, 'mail_itip_delegate']); $this->register_action('resources-list', [$this, 'resources_list']); $this->register_action('resources-owner', [$this, 'resources_owner']); $this->register_action('resources-calendar', [$this, 'resources_calendar']); $this->register_action('resources-autocomplete', [$this, 'resources_autocomplete']); $this->add_hook('refresh', [$this, 'refresh']); // remove undo information... if (!empty($_SESSION['calendar_event_undo'])) { $undo = $_SESSION['calendar_event_undo']; // ...after timeout $undo_time = $this->rc->config->get('undo_timeout', 0); if ($undo['ts'] < time() - $undo_time) { $this->rc->session->remove('calendar_event_undo'); // @TODO: do EXPUNGE on kolab objects? } } } else if ($args['task'] == 'settings') { // add hooks for Calendar settings $this->add_hook('preferences_sections_list', [$this, 'preferences_sections_list']); $this->add_hook('preferences_list', [$this, 'preferences_list']); $this->add_hook('preferences_save', [$this, 'preferences_save']); } else if ($args['task'] == 'mail') { // hooks to catch event invitations on incoming mails if ($args['action'] == 'show' || $args['action'] == 'preview') { $this->add_hook('template_object_messagebody', [$this, 'mail_messagebody_html']); } // add 'Create event' item to message menu if ($this->api->output->type == 'html' && (empty($_GET['_rel']) || $_GET['_rel'] != 'event')) { $this->api->output->add_label('calendar.createfrommail'); $this->api->add_content( html::tag('li', ['role' => 'menuitem'], $this->api->output->button([ 'command' => 'calendar-create-from-mail', 'label' => 'calendar.createfrommail', 'type' => 'link', 'classact' => 'icon calendarlink active', 'class' => 'icon calendarlink disabled', 'innerclass' => 'icon calendar', ]) ), 'messagemenu' ); } $this->add_hook('messages_list', [$this, 'mail_messages_list']); $this->add_hook('message_compose', [$this, 'mail_message_compose']); } else if ($args['task'] == 'addressbook') { if ($this->rc->config->get('calendar_contact_birthdays')) { $this->add_hook('contact_update', [$this, 'contact_update']); $this->add_hook('contact_create', [$this, 'contact_update']); } } // add hooks to display alarms $this->add_hook('pending_alarms', [$this, 'pending_alarms']); $this->add_hook('dismiss_alarms', [$this, 'dismiss_alarms']); } /** * Helper method to load the backend driver according to local config */ private function load_driver() { if (!empty($this->driver)) { return; } $driver_name = $this->rc->config->get('calendar_driver', 'database'); $driver_class = $driver_name . '_driver'; require_once($this->home . '/drivers/calendar_driver.php'); require_once($this->home . '/drivers/' . $driver_name . '/' . $driver_class . '.php'); $this->driver = new $driver_class($this); if ($this->driver->undelete) { $this->driver->undelete = $this->rc->config->get('undo_timeout', 0) > 0; } } /** * Load iTIP functions */ private function load_itip() { if (empty($this->itip)) { require_once($this->home . '/lib/calendar_itip.php'); $this->itip = new calendar_itip($this); if ($this->rc->config->get('kolab_invitation_calendars')) { $this->itip->set_rsvp_actions(['accepted','tentative','declined','delegated','needs-action']); } } return $this->itip; } /** * Load iCalendar functions */ public function get_ical() { if (empty($this->ical)) { $this->ical = libcalendaring::get_ical(); } return $this->ical; } /** * Get properties of the calendar this user has specified as default */ public function get_default_calendar($sensitivity = null, $calendars = null) { if ($calendars === null) { $filter = calendar_driver::FILTER_PERSONAL | calendar_driver::FILTER_WRITEABLE; $calendars = $this->driver->list_calendars($filter); } $default_id = $this->rc->config->get('calendar_default_calendar'); $calendar = !empty($calendars[$default_id]) ? $calendars[$default_id] : null; $first = null; if (!$calendar || $sensitivity) { foreach ($calendars as $cal) { if ($sensitivity && !empty($cal['subtype']) && $cal['subtype'] == $sensitivity) { $calendar = $cal; break; } if (!empty($cal['default']) && $cal['editable']) { $calendar = $cal; } if ($cal['editable']) { $first = $cal; } } } return $calendar ?: $first; } /** * Render the main calendar view from skin template */ function calendar_view() { $this->rc->output->set_pagetitle($this->gettext('calendar')); // Add JS files to the page header $this->ui->addJS(); $this->ui->init_templates(); $this->rc->output->add_label('lowest','low','normal','high','highest','delete', 'cancel','uploading','noemailwarning','close' ); // initialize attendees autocompletion $this->rc->autocomplete_init(); $this->rc->output->set_env('timezone', $this->timezone->getName()); $this->rc->output->set_env('calendar_driver', $this->rc->config->get('calendar_driver'), false); $this->rc->output->set_env('calendar_resources', (bool)$this->rc->config->get('calendar_resources_driver')); $this->rc->output->set_env('identities-selector', $this->ui->identity_select([ 'id' => 'edit-identities-list', 'aria-label' => $this->gettext('roleorganizer'), 'class' => 'form-control custom-select', ])); $view = rcube_utils::get_input_value('view', rcube_utils::INPUT_GPC); if (in_array($view, ['agendaWeek', 'agendaDay', 'month', 'list'])) { $this->rc->output->set_env('view', $view); } if ($date = rcube_utils::get_input_value('date', rcube_utils::INPUT_GPC)) { $this->rc->output->set_env('date', $date); } if ($msgref = rcube_utils::get_input_value('itip', rcube_utils::INPUT_GPC)) { $this->rc->output->set_env('itip_events', $this->itip_events($msgref)); } $this->rc->output->send('calendar.calendar'); } /** * Handler for preferences_sections_list hook. * Adds Calendar settings sections into preferences sections list. * * @param array Original parameters * * @return array Modified parameters */ function preferences_sections_list($p) { $p['list']['calendar'] = [ 'id' => 'calendar', 'section' => $this->gettext('calendar'), ]; return $p; } /** * Handler for preferences_list hook. * Adds options blocks into Calendar settings sections in Preferences. * * @param array Original parameters * * @return array Modified parameters */ function preferences_list($p) { if ($p['section'] != 'calendar') { return $p; } $no_override = array_flip((array) $this->rc->config->get('dont_override')); $p['blocks']['view']['name'] = $this->gettext('mainoptions'); if (!isset($no_override['calendar_default_view'])) { if (empty($p['current'])) { $p['blocks']['view']['content'] = true; return $p; } $field_id = 'rcmfd_default_view'; $view = $this->rc->config->get('calendar_default_view', $this->defaults['calendar_default_view']); $select = new html_select(['name' => '_default_view', 'id' => $field_id]); $select->add($this->gettext('day'), "agendaDay"); $select->add($this->gettext('week'), "agendaWeek"); $select->add($this->gettext('month'), "month"); $select->add($this->gettext('agenda'), "list"); $p['blocks']['view']['options']['default_view'] = [ 'title' => html::label($field_id, rcube::Q($this->gettext('default_view'))), 'content' => $select->show($view == 'table' ? 'list' : $view), ]; } if (!isset($no_override['calendar_timeslots'])) { if (empty($p['current'])) { $p['blocks']['view']['content'] = true; return $p; } $field_id = 'rcmfd_timeslot'; $choices = ['1', '2', '3', '4', '6']; $timeslots = $this->rc->config->get('calendar_timeslots', $this->defaults['calendar_timeslots']); $select = new html_select(['name' => '_timeslots', 'id' => $field_id]); $select->add($choices); $p['blocks']['view']['options']['timeslots'] = [ 'title' => html::label($field_id, rcube::Q($this->gettext('timeslots'))), 'content' => $select->show(strval($timeslots)), ]; } if (!isset($no_override['calendar_first_day'])) { if (empty($p['current'])) { $p['blocks']['view']['content'] = true; return $p; } $field_id = 'rcmfd_firstday'; $first_day = $this->rc->config->get('calendar_first_day', $this->defaults['calendar_first_day']); $select = new html_select(['name' => '_first_day', 'id' => $field_id]); $select->add($this->gettext('sunday'), '0'); $select->add($this->gettext('monday'), '1'); $select->add($this->gettext('tuesday'), '2'); $select->add($this->gettext('wednesday'), '3'); $select->add($this->gettext('thursday'), '4'); $select->add($this->gettext('friday'), '5'); $select->add($this->gettext('saturday'), '6'); $p['blocks']['view']['options']['first_day'] = [ 'title' => html::label($field_id, rcube::Q($this->gettext('first_day'))), 'content' => $select->show(strval($first_day)), ]; } if (!isset($no_override['calendar_first_hour'])) { if (empty($p['current'])) { $p['blocks']['view']['content'] = true; return $p; } $first_hour = $this->rc->config->get('calendar_first_hour', $this->defaults['calendar_first_hour']); $time_format = $this->rc->config->get('calendar_time_format', $this->defaults['calendar_time_format']); $time_format = $this->rc->config->get('time_format', libcalendaring::to_php_date_format($time_format)); $field_id = 'rcmfd_firsthour'; $select_hours = new html_select(['name' => '_first_hour', 'id' => $field_id]); for ($h = 0; $h < 24; $h++) { $select_hours->add(date($time_format, mktime($h, 0, 0)), $h); } $p['blocks']['view']['options']['first_hour'] = [ 'title' => html::label($field_id, rcube::Q($this->gettext('first_hour'))), 'content' => $select_hours->show($first_hour), ]; } if (!isset($no_override['calendar_work_start'])) { if (empty($p['current'])) { $p['blocks']['view']['content'] = true; return $p; } $field_id = 'rcmfd_workstart'; $work_start = $this->rc->config->get('calendar_work_start', $this->defaults['calendar_work_start']); $work_end = $this->rc->config->get('calendar_work_end', $this->defaults['calendar_work_end']); $p['blocks']['view']['options']['workinghours'] = [ 'title' => html::label($field_id, rcube::Q($this->gettext('workinghours'))), 'content' => html::div('input-group', $select_hours->show($work_start, ['name' => '_work_start', 'id' => $field_id]) . html::span('input-group-append input-group-prepend', html::span('input-group-text',' — ')) . $select_hours->show($work_end, ['name' => '_work_end', 'id' => $field_id]) ) ]; } if (!isset($no_override['calendar_event_coloring'])) { if (empty($p['current'])) { $p['blocks']['view']['content'] = true; return $p; } $field_id = 'rcmfd_coloring'; $mode = $this->rc->config->get('calendar_event_coloring', $this->defaults['calendar_event_coloring']); $select_colors = new html_select(['name' => '_event_coloring', 'id' => $field_id]); $select_colors->add($this->gettext('coloringmode0'), 0); $select_colors->add($this->gettext('coloringmode1'), 1); $select_colors->add($this->gettext('coloringmode2'), 2); $select_colors->add($this->gettext('coloringmode3'), 3); $p['blocks']['view']['options']['eventcolors'] = [ 'title' => html::label($field_id, rcube::Q($this->gettext('eventcoloring'))), 'content' => $select_colors->show($mode), ]; } // loading driver is expensive, don't do it if not needed $this->load_driver(); if (!isset($no_override['calendar_default_alarm_type']) || !isset($no_override['calendar_default_alarm_offset'])) { if (empty($p['current'])) { $p['blocks']['view']['content'] = true; return $p; } $alarm_type = $alarm_offset = ''; if (!isset($no_override['calendar_default_alarm_type'])) { $field_id = 'rcmfd_alarm'; $select_type = new html_select(['name' => '_alarm_type', 'id' => $field_id]); $select_type->add($this->gettext('none'), ''); foreach ($this->driver->alarm_types as $type) { $select_type->add($this->rc->gettext(strtolower("alarm{$type}option"), 'libcalendaring'), $type); } $alarm_type = $select_type->show($this->rc->config->get('calendar_default_alarm_type', '')); } if (!isset($no_override['calendar_default_alarm_offset'])) { $field_id = 'rcmfd_alarm'; $input_value = new html_inputfield(['name' => '_alarm_value', 'id' => $field_id . 'value', 'size' => 3]); $select_offset = new html_select(['name' => '_alarm_offset', 'id' => $field_id . 'offset']); foreach (['-M','-H','-D','+M','+H','+D'] as $trigger) { $select_offset->add($this->rc->gettext('trigger' . $trigger, 'libcalendaring'), $trigger); } $preset = libcalendaring::parse_alarm_value($this->rc->config->get('calendar_default_alarm_offset', '-15M')); $alarm_offset = $input_value->show($preset[0]) . ' ' . $select_offset->show($preset[1]); } $p['blocks']['view']['options']['alarmtype'] = [ 'title' => html::label($field_id, rcube::Q($this->gettext('defaultalarmtype'))), 'content' => html::div('input-group', $alarm_type . ' ' . $alarm_offset), ]; } if (!isset($no_override['calendar_default_calendar'])) { if (empty($p['current'])) { $p['blocks']['view']['content'] = true; return $p; } // default calendar selection $field_id = 'rcmfd_default_calendar'; $filter = calendar_driver::FILTER_PERSONAL | calendar_driver::FILTER_ACTIVE | calendar_driver::FILTER_INSERTABLE; $select_cal = new html_select(['name' => '_default_calendar', 'id' => $field_id, 'is_escaped' => true]); $default_calendar = null; foreach ((array) $this->driver->list_calendars($filter) as $id => $prop) { $select_cal->add($prop['name'], strval($id)); if (!empty($prop['default'])) { $default_calendar = $id; } } $p['blocks']['view']['options']['defaultcalendar'] = [ 'title' => html::label($field_id, rcube::Q($this->gettext('defaultcalendar'))), 'content' => $select_cal->show($this->rc->config->get('calendar_default_calendar', $default_calendar)), ]; } if (!isset($no_override['calendar_show_weekno'])) { if (empty($p['current'])) { $p['blocks']['view']['content'] = true; return $p; } $field_id = 'rcmfd_show_weekno'; $select = new html_select(['name' => '_show_weekno', 'id' => $field_id]); $select->add($this->gettext('weeknonone'), -1); $select->add($this->gettext('weeknodatepicker'), 0); $select->add($this->gettext('weeknoall'), 1); $p['blocks']['view']['options']['show_weekno'] = [ 'title' => html::label($field_id, rcube::Q($this->gettext('showweekno'))), 'content' => $select->show(intval($this->rc->config->get('calendar_show_weekno'))), ]; } $p['blocks']['itip']['name'] = $this->gettext('itipoptions'); // Invitations handling if (!isset($no_override['calendar_itip_after_action'])) { if (empty($p['current'])) { $p['blocks']['itip']['content'] = true; return $p; } $field_id = 'rcmfd_after_action'; $select = new html_select([ 'name' => '_after_action', 'id' => $field_id, 'onchange' => "\$('#{$field_id}_select')[this.value == 4 ? 'show' : 'hide']()" ]); $select->add($this->gettext('afternothing'), ''); $select->add($this->gettext('aftertrash'), 1); $select->add($this->gettext('afterdelete'), 2); $select->add($this->gettext('afterflagdeleted'), 3); $select->add($this->gettext('aftermoveto'), 4); $val = $this->rc->config->get('calendar_itip_after_action', $this->defaults['calendar_itip_after_action']); $folder = null; if ($val !== null && $val !== '' && !is_int($val)) { $folder = $val; $val = 4; } $folders = $this->rc->folder_selector([ 'id' => $field_id . '_select', 'name' => '_after_action_folder', 'maxlength' => 30, 'folder_filter' => 'mail', 'folder_rights' => 'w', 'style' => $val !== 4 ? 'display:none' : '', ]); $p['blocks']['itip']['options']['after_action'] = [ 'title' => html::label($field_id, rcube::Q($this->gettext('afteraction'))), 'content' => html::div( 'input-group input-group-combo', $select->show($val) . $folders->show($folder) ), ]; } // category definitions if (empty($this->driver->nocategories) && !isset($no_override['calendar_categories'])) { $p['blocks']['categories']['name'] = $this->gettext('categories'); if (empty($p['current'])) { $p['blocks']['categories']['content'] = true; return $p; } $categories = (array) $this->driver->list_categories(); $categories_list = ''; foreach ($categories as $name => $color) { $key = md5($name); $field_class = 'rcmfd_category_' . str_replace(' ', '_', $name); $category_remove = html::span('input-group-append', html::a([ 'class' => 'button icon delete input-group-text', 'onclick' => '$(this).parent().parent().remove()', 'title' => $this->gettext('remove_category'), 'href' => '#rcmfd_new_category', ], html::span('inner', $this->gettext('delete')) ) ); $category_name = new html_inputfield(array('name' => "_categories[$key]", 'class' => $field_class, 'size' => 30, 'disabled' => $this->driver->categoriesimmutable)); $category_color = new html_inputfield(array('name' => "_colors[$key]", 'class' => "$field_class colors", 'size' => 6)); $hidden = ''; if (!empty($this->driver->categoriesimmutable)) { $hidden = html::tag('input', ['type' => 'hidden', 'name' => "_categories[$key]", 'value' => $name]); } $categories_list .= $hidden . html::div('input-group', $category_name->show($name) . $category_color->show($color) . $category_remove); } $p['blocks']['categories']['options']['category_' . $name] = [ 'content' => html::div(['id' => 'calendarcategories'], $categories_list), ]; $field_id = 'rcmfd_new_category'; $new_category = new html_inputfield(['name' => '_new_category', 'id' => $field_id, 'size' => 30]); $add_category = html::span('input-group-append', html::a( [ 'type' => 'button', 'class' => 'button create input-group-text', 'title' => $this->gettext('add_category'), 'onclick' => 'rcube_calendar_add_category()', 'href' => '#rcmfd_new_category', ], html::span('inner', $this->gettext('add_category')) ) ); $p['blocks']['categories']['options']['categories'] = [ 'content' => html::div('input-group', $new_category->show('') . $add_category), ]; $this->rc->output->add_label('delete', 'calendar.remove_category'); $this->rc->output->add_script(' function rcube_calendar_add_category() { var name = $("#rcmfd_new_category").val(); if (name.length) { var button_label = rcmail.gettext("calendar.remove_category"); var input = $("<input>").attr({type: "text", name: "_categories[]", size: 30, "class": "form-control"}).val(name); var color = $("<input>").attr({type: "text", name: "_colors[]", size: 6, "class": "colors form-control"}).val("000000"); var button = $("<a>").attr({"class": "button icon delete input-group-text", title: button_label, href: "#rcmfd_new_category"}) .click(function() { $(this).parent().parent().remove(); }) .append($("<span>").addClass("inner").text(rcmail.gettext("delete"))); $("<div>").addClass("input-group").append(input).append(color).append($("<span class=\'input-group-append\'>").append(button)) .appendTo("#calendarcategories"); color.minicolors(rcmail.env.minicolors_config || {}); $("#rcmfd_new_category").val(""); } }', 'foot' ); $this->rc->output->add_script(' $("#rcmfd_new_category").keypress(function(event) { if (event.which == 13) { rcube_calendar_add_category(); event.preventDefault(); } });', 'docready' ); // load miniColors js/css files jqueryui::miniColors(); } // virtual birthdays calendar if (!isset($no_override['calendar_contact_birthdays'])) { $p['blocks']['birthdays']['name'] = $this->gettext('birthdayscalendar'); if (empty($p['current'])) { $p['blocks']['birthdays']['content'] = true; return $p; } $field_id = 'rcmfd_contact_birthdays'; $input = new html_checkbox([ 'name' => '_contact_birthdays', 'id' => $field_id, 'value' => 1, 'onclick' => '$(".calendar_birthday_props").prop("disabled",!this.checked)' ]); $p['blocks']['birthdays']['options']['contact_birthdays'] = [ 'title' => html::label($field_id, $this->gettext('displaybirthdayscalendar')), 'content' => $input->show($this->rc->config->get('calendar_contact_birthdays') ? 1 : 0), ]; $input_attrib = [ 'class' => 'calendar_birthday_props', 'disabled' => !$this->rc->config->get('calendar_contact_birthdays'), ]; $sources = []; $checkbox = new html_checkbox(['name' => '_birthday_adressbooks[]'] + $input_attrib); foreach ($this->rc->get_address_sources(false, true) as $source) { $active = in_array($source['id'], (array) $this->rc->config->get('calendar_birthday_adressbooks')) ? $source['id'] : ''; $sources[] = html::tag('li', null, html::label(null, $checkbox->show($active, ['value' => $source['id']]) . rcube::Q(!empty($source['realname']) ? $source['realname'] : $source['name']) ) ); } $p['blocks']['birthdays']['options']['birthday_adressbooks'] = [ 'title' => rcube::Q($this->gettext('birthdayscalendarsources')), 'content' => html::tag('ul', 'proplist', implode("\n", $sources)), ]; $field_id = 'rcmfd_birthdays_alarm'; $select_type = new html_select(['name' => '_birthdays_alarm_type', 'id' => $field_id] + $input_attrib); $select_type->add($this->gettext('none'), ''); foreach ($this->driver->alarm_types as $type) { $select_type->add($this->rc->gettext(strtolower("alarm{$type}option"), 'libcalendaring'), $type); } $input_value = new html_inputfield(['name' => '_birthdays_alarm_value', 'id' => $field_id . 'value', 'size' => 3] + $input_attrib); $select_offset = new html_select(['name' => '_birthdays_alarm_offset', 'id' => $field_id . 'offset'] + $input_attrib); foreach (['-M','-H','-D'] as $trigger) { $select_offset->add($this->rc->gettext('trigger' . $trigger, 'libcalendaring'), $trigger); } $preset = libcalendaring::parse_alarm_value($this->rc->config->get('calendar_birthdays_alarm_offset', '-1D')); $preset_type = $this->rc->config->get('calendar_birthdays_alarm_type', ''); $p['blocks']['birthdays']['options']['birthdays_alarmoffset'] = [ 'title' => html::label($field_id, rcube::Q($this->gettext('showalarms'))), 'content' => html::div('input-group', $select_type->show($preset_type) . $input_value->show($preset[0]) . ' ' . $select_offset->show($preset[1]) ), ]; } return $p; } /** * Handler for preferences_save hook. * Executed on Calendar settings form submit. * * @param array Original parameters * * @return array Modified parameters */ function preferences_save($p) { if ($p['section'] == 'calendar') { $this->load_driver(); // compose default alarm preset value $alarm_offset = rcube_utils::get_input_value('_alarm_offset', rcube_utils::INPUT_POST); $alarm_value = rcube_utils::get_input_value('_alarm_value', rcube_utils::INPUT_POST); $default_alarm = $alarm_offset[0] . intval($alarm_value) . $alarm_offset[1]; $birthdays_alarm_offset = rcube_utils::get_input_value('_birthdays_alarm_offset', rcube_utils::INPUT_POST); $birthdays_alarm_value = rcube_utils::get_input_value('_birthdays_alarm_value', rcube_utils::INPUT_POST); $birthdays_alarm_value = $birthdays_alarm_offset[0] . intval($birthdays_alarm_value) . $birthdays_alarm_offset[1]; $p['prefs'] = [ 'calendar_default_view' => rcube_utils::get_input_value('_default_view', rcube_utils::INPUT_POST), 'calendar_timeslots' => intval(rcube_utils::get_input_value('_timeslots', rcube_utils::INPUT_POST)), 'calendar_first_day' => intval(rcube_utils::get_input_value('_first_day', rcube_utils::INPUT_POST)), 'calendar_first_hour' => intval(rcube_utils::get_input_value('_first_hour', rcube_utils::INPUT_POST)), 'calendar_work_start' => intval(rcube_utils::get_input_value('_work_start', rcube_utils::INPUT_POST)), 'calendar_work_end' => intval(rcube_utils::get_input_value('_work_end', rcube_utils::INPUT_POST)), 'calendar_show_weekno' => intval(rcube_utils::get_input_value('_show_weekno', rcube_utils::INPUT_POST)), 'calendar_event_coloring' => intval(rcube_utils::get_input_value('_event_coloring', rcube_utils::INPUT_POST)), 'calendar_default_alarm_type' => rcube_utils::get_input_value('_alarm_type', rcube_utils::INPUT_POST), 'calendar_default_alarm_offset' => $default_alarm, 'calendar_default_calendar' => rcube_utils::get_input_value('_default_calendar', rcube_utils::INPUT_POST), 'calendar_date_format' => null, // clear previously saved values 'calendar_time_format' => null, 'calendar_contact_birthdays' => (bool) rcube_utils::get_input_value('_contact_birthdays', rcube_utils::INPUT_POST), 'calendar_birthday_adressbooks' => (array) rcube_utils::get_input_value('_birthday_adressbooks', rcube_utils::INPUT_POST), 'calendar_birthdays_alarm_type' => rcube_utils::get_input_value('_birthdays_alarm_type', rcube_utils::INPUT_POST), 'calendar_birthdays_alarm_offset' => $birthdays_alarm_value ?: null, 'calendar_itip_after_action' => intval(rcube_utils::get_input_value('_after_action', rcube_utils::INPUT_POST)), ]; if ($p['prefs']['calendar_itip_after_action'] == 4) { $p['prefs']['calendar_itip_after_action'] = rcube_utils::get_input_value('_after_action_folder', rcube_utils::INPUT_POST, true); } // categories if (empty($this->driver->nocategories)) { $old_categories = $new_categories = []; foreach ($this->driver->list_categories() as $name => $color) { $old_categories[md5($name)] = $name; } $categories = (array) rcube_utils::get_input_value('_categories', rcube_utils::INPUT_POST); $colors = (array) rcube_utils::get_input_value('_colors', rcube_utils::INPUT_POST); foreach ($categories as $key => $name) { if (!isset($colors[$key])) { continue; } $color = preg_replace('/^#/', '', strval($colors[$key])); // rename categories in existing events -> driver's job if (!empty($old_categories[$key])) { $oldname = $old_categories[$key]; $this->driver->replace_category($oldname, $name, $color); unset($old_categories[$key]); } else { $this->driver->add_category($name, $color); } $new_categories[$name] = $color; } // these old categories have been removed, alter events accordingly -> driver's job foreach ((array) $old_categories as $key => $name) { $this->driver->remove_category($name); } $p['prefs']['calendar_categories'] = $new_categories; } } return $p; } /** * Dispatcher for calendar actions initiated by the client */ function calendar_action() { $action = rcube_utils::get_input_value('action', rcube_utils::INPUT_GPC); $cal = rcube_utils::get_input_value('c', rcube_utils::INPUT_GPC); $success = false; $reload = false; if (isset($cal['showalarms'])) { $cal['showalarms'] = intval($cal['showalarms']); } switch ($action) { case "form-new": case "form-edit": echo $this->ui->calendar_editform($action, $cal); exit; case "new": $success = $this->driver->create_calendar($cal); $reload = true; break; case "edit": $success = $this->driver->edit_calendar($cal); $reload = true; break; case "delete": if ($success = $this->driver->delete_calendar($cal)) { $this->rc->output->command('plugin.destroy_source', ['id' => $cal['id']]); } break; case "subscribe": if (!$this->driver->subscribe_calendar($cal)) { $this->rc->output->show_message($this->gettext('errorsaving'), 'error'); } else { $calendars = $this->driver->list_calendars(); $calendar = !empty($calendars[$cal['id']]) ? $calendars[$cal['id']] : null; // find parent folder and check if it's a "user calendar" // if it's also activated we need to refresh it (#5340) while (!empty($calendar['parent'])) { if (isset($calendars[$calendar['parent']])) { $calendar = $calendars[$calendar['parent']]; } else { break; } } if ($calendar && $calendar['id'] != $cal['id'] && !empty($calendar['active']) && $calendar['group'] == "other user" ) { $this->rc->output->command('plugin.refresh_source', $calendar['id']); } } return; case "search": $results = []; $color_mode = $this->rc->config->get('calendar_event_coloring', $this->defaults['calendar_event_coloring']); $query = rcube_utils::get_input_value('q', rcube_utils::INPUT_GPC); $source = rcube_utils::get_input_value('source', rcube_utils::INPUT_GPC); foreach ((array) $this->driver->search_calendars($query, $source) as $id => $prop) { $editname = $prop['editname']; unset($prop['editname']); // force full name to be displayed $prop['active'] = false; // let the UI generate HTML and CSS representation for this calendar $html = $this->ui->calendar_list_item($id, $prop, $jsenv); $cal = $jsenv[$id]; $cal['editname'] = $editname; $cal['html'] = $html; if (!empty($prop['color'])) { $cal['css'] = $this->ui->calendar_css_classes($id, $prop, $color_mode); } $results[] = $cal; } // report more results available if (!empty($this->driver->search_more_results)) { $this->rc->output->show_message('autocompletemore', 'notice'); } $reqid = rcube_utils::get_input_value('_reqid', rcube_utils::INPUT_GPC); $this->rc->output->command('multi_thread_http_response', $results, $reqid); return; } if ($success) { $this->rc->output->show_message('successfullysaved', 'confirmation'); } else { $error_msg = $this->gettext('errorsaving'); if (!empty($this->driver->last_error)) { $error_msg .= ': ' . $this->driver->last_error; } $this->rc->output->show_message($error_msg, 'error'); } $this->rc->output->command('plugin.unlock_saving'); if ($success && $reload) { $this->rc->output->command('plugin.reload_view'); } } /** * Dispatcher for event actions initiated by the client */ function event_action() { $action = rcube_utils::get_input_value('action', rcube_utils::INPUT_GPC); $event = rcube_utils::get_input_value('e', rcube_utils::INPUT_POST, true); $success = $reload = $got_msg = false; $old = null; // read old event data in order to find changes if ((!empty($event['_notify']) || !empty($event['_decline'])) && $action != 'new') { $old = $this->driver->get_event($event); // load main event if savemode is 'all' or if deleting 'future' events if (($event['_savemode'] == 'all' || ($event['_savemode'] == 'future' && $action == 'remove' && empty($event['_decline']))) && !empty($old['recurrence_id']) ) { $old['id'] = $old['recurrence_id']; $old = $this->driver->get_event($old); } } switch ($action) { case "new": // create UID for new event $event['uid'] = $this->generate_uid(); if (!$this->write_preprocess($event, $action)) { $got_msg = true; } else if ($success = $this->driver->new_event($event)) { $event['id'] = $event['uid']; $event['_savemode'] = 'all'; $this->cleanup_event($event); $this->event_save_success($event, null, $action, true); } $reload = $success && !empty($event['recurrence']) ? 2 : 1; break; case "edit": if (!$this->write_preprocess($event, $action)) { $got_msg = true; } else if ($success = $this->driver->edit_event($event)) { $this->cleanup_event($event); $this->event_save_success($event, $old, $action, $success); } $reload = $success && (!empty($event['recurrence']) || !empty($event['_savemode']) || !empty($event['_fromcalendar'])) ? 2 : 1; break; case "resize": if (!$this->write_preprocess($event, $action)) { $got_msg = true; } else if ($success = $this->driver->resize_event($event)) { $this->event_save_success($event, $old, $action, $success); } $reload = !empty($event['_savemode']) ? 2 : 1; break; case "move": if (!$this->write_preprocess($event, $action)) { $got_msg = true; } else if ($success = $this->driver->move_event($event)) { $this->event_save_success($event, $old, $action, $success); } $reload = $success && !empty($event['_savemode']) ? 2 : 1; break; case "remove": // remove previous deletes $undo_time = $this->driver->undelete ? $this->rc->config->get('undo_timeout', 0) : 0; // search for event if only UID is given if (!isset($event['calendar']) && !empty($event['uid'])) { if (!($event = $this->driver->get_event($event, calendar_driver::FILTER_WRITEABLE))) { break; } $undo_time = 0; } // Note: the driver is responsible for setting $_SESSION['calendar_event_undo'] // containing 'ts' and 'data' elements $success = $this->driver->remove_event($event, $undo_time < 1); $reload = (!$success || !empty($event['_savemode'])) ? 2 : 1; if ($undo_time > 0 && $success) { // display message with Undo link. $onclick = sprintf("%s.http_request('event', 'action=undo', %s.display_message('', 'loading'))", rcmail_output::JS_OBJECT_NAME, rcmail_output::JS_OBJECT_NAME ); $msg = html::span(null, $this->gettext('successremoval')) . ' ' . html::a(['onclick' => $onclick], $this->gettext('undo')); $this->rc->output->show_message($msg, 'confirmation', null, true, $undo_time); $got_msg = true; } else if ($success) { $this->rc->output->show_message('calendar.successremoval', 'confirmation'); $got_msg = true; } // send cancellation for the main event if ($event['_savemode'] == 'all') { unset($old['_instance'], $old['recurrence_date'], $old['recurrence_id']); } // send an update for the main event's recurrence rule instead of a cancellation message else if ($event['_savemode'] == 'future' && $success !== false && $success !== true) { $event['_savemode'] = 'all'; // force event_save_success() to load master event $action = 'edit'; $success = true; } // send iTIP reply that participant has declined the event if ($success && !empty($event['_decline'])) { $emails = $this->get_user_emails(); $organizer = null; foreach ($old['attendees'] as $i => $attendee) { if ($attendee['role'] == 'ORGANIZER') { $organizer = $attendee; } else if (!empty($attendee['email']) && in_array(strtolower($attendee['email']), $emails)) { $old['attendees'][$i]['status'] = 'DECLINED'; $reply_sender = $attendee['email']; } } if ($event['_savemode'] == 'future' && $event['id'] != $old['id']) { $old['thisandfuture'] = true; } $itip = $this->load_itip(); $itip->set_sender_email($reply_sender); if ($organizer && $itip->send_itip_message($old, 'REPLY', $organizer, 'itipsubjectdeclined', 'itipmailbodydeclined')) { $mailto = !empty($organizer['name']) ? $organizer['name'] : $organizer['email']; $msg = $this->gettext(['name' => 'sentresponseto', 'vars' => ['mailto' => $mailto]]); $this->rc->output->command('display_message', $msg, 'confirmation'); } else { $this->rc->output->command('display_message', $this->gettext('itipresponseerror'), 'error'); } } else if ($success) { $this->event_save_success($event, $old, $action, $success); } break; case "undo": // Restore deleted event if (!empty($_SESSION['calendar_event_undo']['data'])) { $event = $_SESSION['calendar_event_undo']['data']; $success = $this->driver->restore_event($event); } if ($success) { $this->rc->session->remove('calendar_event_undo'); $this->rc->output->show_message('calendar.successrestore', 'confirmation'); $got_msg = true; $reload = 2; } break; case "rsvp": $itip_sending = $this->rc->config->get('calendar_itip_send_option', $this->defaults['calendar_itip_send_option']); $status = rcube_utils::get_input_value('status', rcube_utils::INPUT_POST); $attendees = rcube_utils::get_input_value('attendees', rcube_utils::INPUT_POST); $reply_comment = $event['comment']; $this->write_preprocess($event, 'edit'); $ev = $this->driver->get_event($event); $ev['attendees'] = $event['attendees']; $ev['free_busy'] = $event['free_busy']; $ev['_savemode'] = $event['_savemode']; $ev['comment'] = $reply_comment; // send invitation to delegatee + add it as attendee if ($status == 'delegated' && !empty($event['to'])) { $itip = $this->load_itip(); if ($itip->delegate_to($ev, $event['to'], !empty($event['rsvp']), $attendees)) { $this->rc->output->show_message('calendar.itipsendsuccess', 'confirmation'); $noreply = false; } } $event = $ev; // compose a list of attendees affected by this change $updated_attendees = array_filter(array_map(function($j) use ($event) { return $event['attendees'][$j]; }, $attendees )); if ($success = $this->driver->edit_rsvp($event, $status, $updated_attendees)) { $noreply = rcube_utils::get_input_value('noreply', rcube_utils::INPUT_GPC); $noreply = intval($noreply) || $status == 'needs-action' || $itip_sending === 0; $reload = $event['calendar'] != $ev['calendar'] || !empty($event['recurrence']) ? 2 : 1; $emails = $this->get_user_emails(); $ownedResourceEmails = $this->owned_resources_emails(); $organizer = null; $resourceConfirmation = false; foreach ($event['attendees'] as $i => $attendee) { if ($attendee['role'] == 'ORGANIZER') { $organizer = $attendee; } else if (!empty($attendee['email']) && in_array_nocase($attendee['email'], $emails)) { $reply_sender = $attendee['email']; } else if (!empty($attendee['cutype']) && $attendee['cutype'] == 'RESOURCE' && !empty($attendee['email']) && in_array_nocase($attendee['email'], $ownedResourceEmails)) { $resourceConfirmation = true; // Note on behalf of which resource this update is going to be sent out $event['_resource'] = $attendee['email']; } } if (!$noreply) { $itip = $this->load_itip(); $itip->set_sender_email($reply_sender); $event['thisandfuture'] = $event['_savemode'] == 'future'; $bodytextprefix = $resourceConfirmation ? 'itipmailbodyresource' : 'itipmailbody'; if ($organizer && $itip->send_itip_message($event, 'REPLY', $organizer, 'itipsubject' . $status, $bodytextprefix . $status)) { $mailto = !empty($organizer['name']) ? $organizer['name'] : $organizer['email']; $msg = $this->gettext(['name' => 'sentresponseto', 'vars' => ['mailto' => $mailto]]); $this->rc->output->command('display_message', $msg, 'confirmation'); } else { $this->rc->output->command('display_message', $this->gettext('itipresponseerror'), 'error'); } } // refresh all calendars if ($event['calendar'] != $ev['calendar']) { $this->rc->output->command('plugin.refresh_calendar', ['source' => null, 'refetch' => true]); $reload = 0; } } break; case "dismiss": $event['ids'] = explode(',', $event['id']); $plugin = $this->rc->plugins->exec_hook('dismiss_alarms', $event); $success = $plugin['success']; foreach ($event['ids'] as $id) { if (strpos($id, 'cal:') === 0) { $success |= $this->driver->dismiss_alarm(substr($id, 4), $event['snooze']); } } break; case "changelog": $data = $this->driver->get_event_changelog($event); if (is_array($data) && !empty($data)) { $lib = $this->lib; $dtformat = $this->rc->config->get('date_format') . ' ' . $this->rc->config->get('time_format'); array_walk($data, function(&$change) use ($lib, $dtformat) { if (!empty($change['date'])) { $dt = $lib->adjust_timezone($change['date']); if ($dt instanceof DateTime) { $change['date'] = $this->rc->format_date($dt, $dtformat, false); } } }); $this->rc->output->command('plugin.render_event_changelog', $data); } else { $this->rc->output->command('plugin.render_event_changelog', false); } $got_msg = true; $reload = false; break; case "diff": $data = $this->driver->get_event_diff($event, $event['rev1'], $event['rev2']); if (is_array($data)) { // convert some properties, similar to self::_client_event() $lib = $this->lib; array_walk($data['changes'], function(&$change, $i) use ($event, $lib) { // convert date cols foreach (['start', 'end', 'created', 'changed'] as $col) { if ($change['property'] == $col) { $change['old'] = $lib->adjust_timezone($change['old'], strlen($change['old']) == 10)->format('c'); $change['new'] = $lib->adjust_timezone($change['new'], strlen($change['new']) == 10)->format('c'); } } // create textual representation for alarms and recurrence if ($change['property'] == 'alarms') { if (is_array($change['old'])) { $change['old_'] = libcalendaring::alarm_text($change['old']); } if (is_array($change['new'])) { $change['new_'] = libcalendaring::alarm_text(array_merge((array)$change['old'], $change['new'])); } } if ($change['property'] == 'recurrence') { if (is_array($change['old'])) { $change['old_'] = $lib->recurrence_text($change['old']); } if (is_array($change['new'])) { $change['new_'] = $lib->recurrence_text(array_merge((array)$change['old'], $change['new'])); } } if ($change['property'] == 'attachments') { if (is_array($change['old'])) { $change['old']['classname'] = rcube_utils::file2class($change['old']['mimetype'], $change['old']['name']); } if (is_array($change['new'])) { $change['new']['classname'] = rcube_utils::file2class($change['new']['mimetype'], $change['new']['name']); } } // compute a nice diff of description texts if ($change['property'] == 'description') { $change['diff_'] = libkolab::html_diff($change['old'], $change['new']); } }); $this->rc->output->command('plugin.event_show_diff', $data); } else { $this->rc->output->command('display_message', $this->gettext('objectdiffnotavailable'), 'error'); } $got_msg = true; $reload = false; break; case "show": if ($event = $this->driver->get_event_revison($event, $event['rev'])) { $this->rc->output->command('plugin.event_show_revision', $this->_client_event($event)); } else { $this->rc->output->command('display_message', $this->gettext('objectnotfound'), 'error'); } $got_msg = true; $reload = false; break; case "restore": if ($success = $this->driver->restore_event_revision($event, $event['rev'])) { $_event = $this->driver->get_event($event); $reload = $_event['recurrence'] ? 2 : 1; $msg = $this->gettext(['name' => 'objectrestoresuccess', 'vars' => ['rev' => $event['rev']]]); $this->rc->output->command('display_message', $msg, 'confirmation'); $this->rc->output->command('plugin.close_history_dialog'); } else { $this->rc->output->command('display_message', $this->gettext('objectrestoreerror'), 'error'); $reload = 0; } $got_msg = true; break; } // show confirmation/error message if (!$got_msg) { if ($success) { $this->rc->output->show_message('successfullysaved', 'confirmation'); } else { $this->rc->output->show_message('calendar.errorsaving', 'error'); } } // unlock client $this->rc->output->command('plugin.unlock_saving', $success); // update event object on the client or trigger a complete refresh if too complicated if ($reload && empty($_REQUEST['_framed'])) { $args = ['source' => $event['calendar']]; if ($reload > 1) { $args['refetch'] = true; } else if ($success && $action != 'remove') { $args['update'] = $this->_client_event($this->driver->get_event($event), true); } $this->rc->output->command('plugin.refresh_calendar', $args); } } /** * Helper method sending iTip notifications after successful event updates */ private function event_save_success(&$event, $old, $action, $success) { // $success is a new event ID if ($success !== true) { // send update notification on the main event if ($event['_savemode'] == 'future' && !empty($event['_notify']) && !empty($old['attendees']) && !empty($old['recurrence_id']) ) { $master = $this->driver->get_event(['id' => $old['recurrence_id'], 'calendar' => $old['calendar']], 0, true); unset($master['_instance'], $master['recurrence_date']); $sent = $this->notify_attendees($master, null, $action, $event['_comment'], false); if ($sent < 0) { $this->rc->output->show_message('calendar.errornotifying', 'error'); } $event['attendees'] = $master['attendees']; // this tricks us into the next if clause } // delete old reference if saved as new if ($event['_savemode'] == 'future' || $event['_savemode'] == 'new') { $old = null; } $event['id'] = $success; $event['_savemode'] = 'all'; } // send out notifications if (!empty($event['_notify']) && (!empty($event['attendees']) || !empty($old['attendees']))) { $_savemode = $event['_savemode']; // send notification for the main event when savemode is 'all' if ($action != 'remove' && $_savemode == 'all' && (!empty($event['recurrence_id']) || !empty($old['recurrence_id']) || ($old && $old['id'] != $event['id'])) ) { if (!empty($event['recurrence_id'])) { $event['id'] = $event['recurrence_id']; } else if (!empty($old['recurrence_id'])) { $event['id'] = $old['recurrence_id']; } else { $event['id'] = $old['id']; } $event = $this->driver->get_event($event, 0, true); unset($event['_instance'], $event['recurrence_date']); } else { // make sure we have the complete record $event = $action == 'remove' ? $old : $this->driver->get_event($event, 0, true); } $event['_savemode'] = $_savemode; if ($old) { $old['thisandfuture'] = $_savemode == 'future'; } // only notify if data really changed (TODO: do diff check on client already) if (!$old || $action == 'remove' || self::event_diff($event, $old)) { $comment = isset($event['_comment']) ? $event['_comment'] : null; $sent = $this->notify_attendees($event, $old, $action, $comment); if ($sent > 0) { $this->rc->output->show_message('calendar.itipsendsuccess', 'confirmation'); } else if ($sent < 0) { $this->rc->output->show_message('calendar.errornotifying', 'error'); } } } } /** * Handler for load-requests from fullcalendar * This will return pure JSON formatted output */ function load_events() { $start = $this->input_timestamp('start', rcube_utils::INPUT_GET); $end = $this->input_timestamp('end', rcube_utils::INPUT_GET); $query = rcube_utils::get_input_value('q', rcube_utils::INPUT_GET); $source = rcube_utils::get_input_value('source', rcube_utils::INPUT_GET); $events = $this->driver->load_events($start, $end, $query, $source); echo $this->encode($events, !empty($query)); exit; } /** * Handler for requests fetching event counts for calendars */ public function count_events() { // don't update session on these requests (avoiding race conditions) $this->rc->session->nowrite = true; $start = rcube_utils::get_input_value('start', rcube_utils::INPUT_GET); $source = rcube_utils::get_input_value('source', rcube_utils::INPUT_GET); $end = rcube_utils::get_input_value('end', rcube_utils::INPUT_GET); if (!$start) { $start = new DateTime('today 00:00:00', $this->timezone); $start = $start->format('U'); } $counts = $this->driver->count_events($source, $start, $end); $this->rc->output->command('plugin.update_counts', ['counts' => $counts]); } /** * Load event data from an iTip message attachment */ public function itip_events($msgref) { $path = explode('/', $msgref); $msg = array_pop($path); $mbox = join('/', $path); list($uid, $mime_id) = explode('#', $msg); $events = []; if ($event = $this->lib->mail_get_itip_object($mbox, $uid, $mime_id, 'event')) { $partstat = 'NEEDS-ACTION'; $event['id'] = $event['uid']; $event['temporary'] = true; $event['readonly'] = true; $event['calendar'] = '--invitation--itip'; $event['className'] = 'fc-invitation-' . strtolower($partstat); $event['_mbox'] = $mbox; $event['_uid'] = $uid; $event['_part'] = $mime_id; $events[] = $this->_client_event($event, true); // add recurring instances if (!empty($event['recurrence'])) { // Some installations can't handle all occurrences (aborting the request w/o an error in log) $freq = !empty($event['recurrence']['FREQ']) ? $event['recurrence']['FREQ'] : null; $end = clone $event['start']; $end->add(new DateInterval($freq == 'DAILY' ? 'P1Y' : 'P10Y')); foreach ($this->driver->get_recurring_events($event, $event['start'], $end) as $recurring) { $recurring['temporary'] = true; $recurring['readonly'] = true; $recurring['calendar'] = '--invitation--itip'; $events[] = $this->_client_event($recurring, true); } } } return $events; } /** * Handler for keep-alive requests * This will check for updated data in active calendars and sync them to the client */ public function refresh($attr) { // refresh the entire calendar every 10th time to also sync deleted events if (rand(0, 10) == 10) { $this->rc->output->command('plugin.refresh_calendar', ['refetch' => true]); return; } $counts = []; foreach ($this->driver->list_calendars(calendar_driver::FILTER_ACTIVE) as $cal) { $events = $this->driver->load_events( rcube_utils::get_input_value('start', rcube_utils::INPUT_GPC), rcube_utils::get_input_value('end', rcube_utils::INPUT_GPC), rcube_utils::get_input_value('q', rcube_utils::INPUT_GPC), $cal['id'], 1, $attr['last'] ); foreach ($events as $event) { $this->rc->output->command( 'plugin.refresh_calendar', ['source' => $cal['id'], 'update' => $this->_client_event($event)] ); } // refresh count for this calendar if (!empty($cal['counts'])) { $today = new DateTime('today 00:00:00', $this->timezone); $counts += $this->driver->count_events($cal['id'], $today->format('U')); } } if (!empty($counts)) { $this->rc->output->command('plugin.update_counts', ['counts' => $counts]); } } /** * Handler for pending_alarms plugin hook triggered by the calendar module on keep-alive requests. * This will check for pending notifications and pass them to the client */ public function pending_alarms($p) { $this->load_driver(); $time = !empty($p['time']) ? $p['time'] : time(); if ($alarms = $this->driver->pending_alarms($time)) { foreach ($alarms as $alarm) { $alarm['id'] = 'cal:' . $alarm['id']; // prefix ID with cal: $p['alarms'][] = $alarm; } } // get alarms for birthdays calendar if ( $this->rc->config->get('calendar_contact_birthdays') && $this->rc->config->get('calendar_birthdays_alarm_type') == 'DISPLAY' ) { $cache = $this->rc->get_cache('calendar.birthdayalarms', 'db'); foreach ($this->driver->load_birthday_events($time, $time + 86400 * 60) as $e) { $alarm = libcalendaring::get_next_alarm($e); // overwrite alarm time with snooze value (or null if dismissed) if ($dismissed = $cache->get($e['id'])) { $alarm['time'] = $dismissed['notifyat']; } // add to list if alarm is set if ($alarm && !empty($alarm['time']) && $alarm['time'] <= $time) { $e['id'] = 'cal:bday:' . $e['id']; $e['notifyat'] = $alarm['time']; $p['alarms'][] = $e; } } } return $p; } /** * Handler for alarm dismiss hook triggered by libcalendaring */ public function dismiss_alarms($p) { $this->load_driver(); foreach ((array) $p['ids'] as $id) { if (strpos($id, 'cal:bday:') === 0) { $p['success'] |= $this->driver->dismiss_birthday_alarm(substr($id, 9), $p['snooze']); } else if (strpos($id, 'cal:') === 0) { $p['success'] |= $this->driver->dismiss_alarm(substr($id, 4), $p['snooze']); } } return $p; } /** * Handler for check-recent requests which are accidentally sent to calendar */ function check_recent() { // NOP $this->rc->output->send(); } /** * Hook triggered when a contact is saved */ function contact_update($p) { // clear birthdays calendar cache if (!empty($p['record']['birthday'])) { $cache = $this->rc->get_cache('calendar.birthdays', 'db'); $cache->remove(); } } /** * */ function import_events() { // Upload progress update if (!empty($_GET['_progress'])) { $this->rc->upload_progress(); } @set_time_limit(0); // process uploaded file if there is no error $err = $_FILES['_data']['error']; if (!$err && !empty($_FILES['_data']['tmp_name'])) { $calendar = rcube_utils::get_input_value('calendar', rcube_utils::INPUT_GPC); $rangestart = !empty($_REQUEST['_range']) ? date_create("now -" . intval($_REQUEST['_range']) . " months") : 0; // extract zip file if ($_FILES['_data']['type'] == 'application/zip') { $count = 0; if (class_exists('ZipArchive', false)) { $zip = new ZipArchive(); if ($zip->open($_FILES['_data']['tmp_name'])) { $randname = uniqid('zip-' . session_id(), true); $tmpdir = slashify($this->rc->config->get('temp_dir', sys_get_temp_dir())) . $randname; mkdir($tmpdir, 0700); // extract each ical file from the archive and import it for ($i = 0; $i < $zip->numFiles; $i++) { $filename = $zip->getNameIndex($i); if (preg_match('/\.ics$/i', $filename)) { $tmpfile = $tmpdir . '/' . basename($filename); if (copy('zip://' . $_FILES['_data']['tmp_name'] . '#'.$filename, $tmpfile)) { $count += $this->import_from_file($tmpfile, $calendar, $rangestart, $errors); unlink($tmpfile); } } } rmdir($tmpdir); $zip->close(); } else { $errors = 1; $msg = 'Failed to open zip file.'; } } else { $errors = 1; $msg = 'Zip files are not supported for import.'; } } else { // attempt to import teh uploaded file directly $count = $this->import_from_file($_FILES['_data']['tmp_name'], $calendar, $rangestart, $errors); } if ($count) { $this->rc->output->command('display_message', $this->gettext(['name' => 'importsuccess', 'vars' => ['nr' => $count]]), 'confirmation'); $this->rc->output->command('plugin.import_success', ['source' => $calendar, 'refetch' => true]); } else if (!$errors) { $this->rc->output->command('display_message', $this->gettext('importnone'), 'notice'); $this->rc->output->command('plugin.import_success', ['source' => $calendar]); } else { $this->rc->output->command('plugin.import_error', ['message' => $this->gettext('importerror') . ($msg ? ': ' . $msg : '')]); } } else { if ($err == UPLOAD_ERR_INI_SIZE || $err == UPLOAD_ERR_FORM_SIZE) { $max = $this->rc->show_bytes(parse_bytes(ini_get('upload_max_filesize'))); $msg = $this->rc->gettext(['name' => 'filesizeerror', 'vars' => ['size' => $max]]); } else { $msg = $this->rc->gettext('fileuploaderror'); } $this->rc->output->command('plugin.import_error', ['message' => $msg]); } $this->rc->output->send('iframe'); } /** * Helper function to parse and import a single .ics file */ private function import_from_file($filepath, $calendar, $rangestart, &$errors) { $user_email = $this->rc->user->get_username(); $ical = $this->get_ical(); $errors = !$ical->fopen($filepath); $count = $i = 0; foreach ($ical as $event) { // keep the browser connection alive on long import jobs if (++$i > 100 && $i % 100 == 0) { echo "<!-- -->"; ob_flush(); } // TODO: correctly handle recurring events which start before $rangestart if ($rangestart && $event['end'] < $rangestart && (empty($event['recurrence']) || (!empty($event['recurrence']['until']) && $event['recurrence']['until'] < $rangestart)) ) { continue; } $event['_owner'] = $user_email; $event['calendar'] = $calendar; if ($this->driver->new_event($event)) { $count++; } else { $errors++; } } return $count; } /** * Construct the ics file for exporting events to iCalendar format; */ function export_events($terminate = true) { $start = rcube_utils::get_input_value('start', rcube_utils::INPUT_GET); $end = rcube_utils::get_input_value('end', rcube_utils::INPUT_GET); $event_id = rcube_utils::get_input_value('id', rcube_utils::INPUT_GET); $attachments = rcube_utils::get_input_value('attachments', rcube_utils::INPUT_GET); $calid = rcube_utils::get_input_value('source', rcube_utils::INPUT_GET); if (!isset($start)) { $start = 'today -1 year'; } if (!is_numeric($start)) { $start = strtotime($start . ' 00:00:00'); } if (!$end) { $end = 'today +10 years'; } if (!is_numeric($end)) { $end = strtotime($end . ' 23:59:59'); } $filename = $calid; $calendars = $this->driver->list_calendars(); $events = []; if (!empty($calendars[$calid])) { $filename = !empty($calendars[$calid]['name']) ? $calendars[$calid]['name'] : $calid; $filename = asciiwords(html_entity_decode($filename)); // to 7bit ascii if (!empty($event_id)) { if ($event = $this->driver->get_event(['calendar' => $calid, 'id' => $event_id], 0, true)) { if (!empty($event['recurrence_id'])) { $event = $this->driver->get_event(['calendar' => $calid, 'id' => $event['recurrence_id']], 0, true); } $events = [$event]; $filename = asciiwords($event['title']); if (empty($filename)) { $filename = 'event'; } } } else { $events = $this->driver->load_events($start, $end, null, $calid, 0); if (empty($filename)) { $filename = $calid; } } } header("Content-Type: text/calendar"); header("Content-Disposition: inline; filename=".$filename.'.ics'); $this->get_ical()->export($events, '', true, $attachments ? [$this->driver, 'get_attachment_body'] : null); if ($terminate) { exit; } } /** * Handler for iCal feed requests */ function ical_feed_export() { $session_exists = !empty($_SESSION['user_id']); // process HTTP auth info if (!empty($_SERVER['PHP_AUTH_USER']) && isset($_SERVER['PHP_AUTH_PW'])) { $_POST['_user'] = $_SERVER['PHP_AUTH_USER']; // used for rcmail::autoselect_host() $auth = $this->rc->plugins->exec_hook('authenticate', [ 'host' => $this->rc->autoselect_host(), 'user' => trim($_SERVER['PHP_AUTH_USER']), 'pass' => $_SERVER['PHP_AUTH_PW'], 'cookiecheck' => true, 'valid' => true, ]); if ($auth['valid'] && !$auth['abort']) { $this->rc->login($auth['user'], $auth['pass'], $auth['host']); } } // require HTTP auth if (empty($_SESSION['user_id'])) { header('WWW-Authenticate: Basic realm="Kolab Calendar"'); header('HTTP/1.0 401 Unauthorized'); exit; } // decode calendar feed hash $format = 'ics'; $calhash = rcube_utils::get_input_value('_cal', rcube_utils::INPUT_GET); if (preg_match(($suff_regex = '/\.([a-z0-9]{3,5})$/i'), $calhash, $m)) { $format = strtolower($m[1]); $calhash = preg_replace($suff_regex, '', $calhash); } if (!strpos($calhash, ':')) { $calhash = base64_decode($calhash); } list($user, $_GET['source']) = explode(':', $calhash, 2); // sanity check user if ($this->rc->user->get_username() == $user) { $this->setup(); $this->load_driver(); $this->export_events(false); } else { header('HTTP/1.0 404 Not Found'); } // don't save session data if (!$session_exists) { session_destroy(); } exit; } /** * */ function load_settings() { $this->lib->load_settings(); $this->defaults += $this->lib->defaults; $settings = []; // configuration $settings['default_view'] = (string) $this->rc->config->get('calendar_default_view', $this->defaults['calendar_default_view']); $settings['timeslots'] = (int) $this->rc->config->get('calendar_timeslots', $this->defaults['calendar_timeslots']); $settings['first_day'] = (int) $this->rc->config->get('calendar_first_day', $this->defaults['calendar_first_day']); $settings['first_hour'] = (int) $this->rc->config->get('calendar_first_hour', $this->defaults['calendar_first_hour']); $settings['work_start'] = (int) $this->rc->config->get('calendar_work_start', $this->defaults['calendar_work_start']); $settings['work_end'] = (int) $this->rc->config->get('calendar_work_end', $this->defaults['calendar_work_end']); $settings['agenda_range'] = (int) $this->rc->config->get('calendar_agenda_range', $this->defaults['calendar_agenda_range']); $settings['event_coloring'] = (int) $this->rc->config->get('calendar_event_coloring', $this->defaults['calendar_event_coloring']); $settings['time_indicator'] = (int) $this->rc->config->get('calendar_time_indicator', $this->defaults['calendar_time_indicator']); $settings['invite_shared'] = (int) $this->rc->config->get('calendar_allow_invite_shared', $this->defaults['calendar_allow_invite_shared']); $settings['itip_notify'] = (int) $this->rc->config->get('calendar_itip_send_option', $this->defaults['calendar_itip_send_option']); $settings['show_weekno'] = (int) $this->rc->config->get('calendar_show_weekno', $this->defaults['calendar_show_weekno']); $settings['default_calendar'] = $this->rc->config->get('calendar_default_calendar'); $settings['invitation_calendars'] = (bool) $this->rc->config->get('kolab_invitation_calendars', false); // 'table' view has been replaced by 'list' view if ($settings['default_view'] == 'table') { $settings['default_view'] = 'list'; } // get user identity to create default attendee if ($this->ui->screen == 'calendar') { foreach ($this->rc->user->list_emails() as $rec) { if (empty($identity)) { $identity = $rec; } $identity['emails'][] = $rec['email']; $settings['identities'][$rec['identity_id']] = $rec['email']; } $identity['emails'][] = $this->rc->user->get_username(); $identity['ownedResources'] = $this->owned_resources_emails(); $settings['identity'] = [ 'name' => $identity['name'], 'email' => strtolower($identity['email']), 'emails' => ';' . strtolower(join(';', $identity['emails'])), 'ownedResources' => ';' . strtolower(join(';', $identity['ownedResources'])) ]; } // freebusy token authentication URL if (($url = $this->rc->config->get('calendar_freebusy_session_auth_url')) && ($uniqueid = $this->rc->config->get('kolab_uniqueid')) ) { if ($url === true) { $url = '/freebusy'; } $url = rtrim(rcube_utils::resolve_url($url), '/ '); $url .= '/' . urlencode($this->rc->get_user_name()); $url .= '/' . urlencode($uniqueid); $settings['freebusy_url'] = $url; } return $settings; } /** * Encode events as JSON * * @param array Events as array * @param bool Add CSS class names according to calendar and categories * * @return string JSON encoded events */ function encode($events, $addcss = false) { $json = []; foreach ($events as $event) { $json[] = $this->_client_event($event, $addcss); } return rcube_output::json_serialize($json); } /** * Convert an event object to be used on the client */ private function _client_event($event, $addcss = false) { // compose a human readable strings for alarms_text and recurrence_text if (!empty($event['valarms'])) { $event['alarms_text'] = libcalendaring::alarms_text($event['valarms']); $event['valarms'] = libcalendaring::to_client_alarms($event['valarms']); } if (!empty($event['recurrence'])) { $event['recurrence_text'] = $this->lib->recurrence_text($event['recurrence']); $event['recurrence'] = $this->lib->to_client_recurrence($event['recurrence'], $event['allday']); unset($event['recurrence_date']); } if (!empty($event['attachments'])) { foreach ($event['attachments'] as $k => $attachment) { $event['attachments'][$k]['classname'] = rcube_utils::file2class($attachment['mimetype'], $attachment['name']); unset($event['attachments'][$k]['data'], $event['attachments'][$k]['content']); if (empty($attachment['id'])) { $event['attachments'][$k]['id'] = $k; } } } // convert link URIs references into structs if (array_key_exists('links', $event)) { foreach ((array) $event['links'] as $i => $link) { if (strpos($link, 'imap://') === 0 && ($msgref = $this->driver->get_message_reference($link))) { $event['links'][$i] = $msgref; } } } // check for organizer in attendees list $organizer = null; foreach ((array) $event['attendees'] as $i => $attendee) { if ($attendee['role'] == 'ORGANIZER') { $organizer = $attendee; } if (!empty($attendee['status']) && $attendee['status'] == 'DELEGATED' && empty($attendee['rsvp'])) { $event['attendees'][$i]['noreply'] = true; } else { unset($event['attendees'][$i]['noreply']); } } if ($organizer === null && !empty($event['organizer'])) { $organizer = $event['organizer']; $organizer['role'] = 'ORGANIZER'; if (!is_array($event['attendees'])) { $event['attendees'] = [$organizer]; } } // Convert HTML description into plain text if ($this->is_html($event)) { $h2t = new rcube_html2text($event['description'], false, true, 0); $event['description'] = trim($h2t->get_text()); } // mapping url => vurl, allday => allDay because of the fullcalendar client script $event['vurl'] = $event['url']; $event['allDay'] = !empty($event['allday']); unset($event['url']); unset($event['allday']); $event['className'] = !empty($event['className']) ? explode(' ', $event['className']) : []; if ($event['allDay']) { $event['end'] = $event['end']->add(new DateInterval('P1D')); } if (!empty($_GET['mode']) && $_GET['mode'] == 'print') { $event['editable'] = false; } return [ '_id' => $event['calendar'] . ':' . $event['id'], // unique identifier for fullcalendar 'start' => $this->lib->adjust_timezone($event['start'], $event['allDay'])->format('c'), 'end' => $this->lib->adjust_timezone($event['end'], $event['allDay'])->format('c'), // 'changed' might be empty for event recurrences (Bug #2185) 'changed' => !empty($event['changed']) ? $this->lib->adjust_timezone($event['changed'])->format('c') : null, 'created' => !empty($event['created']) ? $this->lib->adjust_timezone($event['created'])->format('c') : null, 'title' => strval($event['title']), 'description' => strval($event['description']), 'location' => strval($event['location']), ] + $event; } /** * Generate a unique identifier for an event */ public function generate_uid() { return strtoupper(md5(time() . uniqid(rand())) . '-' . substr(md5($this->rc->user->get_username()), 0, 16)); } /** * TEMPORARY: generate random event data for testing * Create events by opening http://<roundcubeurl>/?_task=calendar&_action=randomdata&_num=500&_date=2014-08-01&_dev=120 */ public function generate_randomdata() { @set_time_limit(0); $num = !empty($_REQUEST['_num']) ? intval($_REQUEST['_num']) : 100; $date = !empty($_REQUEST['_date']) ? $_REQUEST['_date'] : 'now'; $dev = !empty($_REQUEST['_dev']) ? $_REQUEST['_dev'] : 30; $cats = array_keys($this->driver->list_categories()); $cals = $this->driver->list_calendars(calendar_driver::FILTER_ACTIVE); $count = 0; while ($count++ < $num) { $spread = intval($dev) * 86400; // days $refdate = strtotime($date); $start = round(($refdate + rand(-$spread, $spread)) / 600) * 600; $duration = round(rand(30, 360) / 30) * 30 * 60; $allday = rand(0,20) > 18; $alarm = rand(-30,12) * 5; $fb = rand(0,2); if (date('G', $start) > 23) { $start -= 3600; } if ($allday) { $start = strtotime(date('Y-m-d 00:00:00', $start)); $duration = 86399; } $title = ''; $len = rand(2, 12); $words = explode(" ", "The Hough transform is named after Paul Hough who patented the method in 1962." . " It is a technique which can be used to isolate features of a particular shape within an image." . " Because it requires that the desired features be specified in some parametric form, the classical" . " Hough transform is most commonly used for the de- tection of regular curves such as lines, circles," . " ellipses, etc. A generalized Hough transform can be employed in applications where a simple" . " analytic description of a feature(s) is not possible. Due to the computational complexity of" . " the generalized Hough algorithm, we restrict the main focus of this discussion to the classical" . " Hough transform. Despite its domain restrictions, the classical Hough transform (hereafter" . " referred to without the classical prefix ) retains many applications, as most manufac- tured" . " parts (and many anatomical parts investigated in medical imagery) contain feature boundaries" . " which can be described by regular curves. The main advantage of the Hough transform technique" . " is that it is tolerant of gaps in feature boundary descriptions and is relatively unaffected" . " by image noise."); // $chars = "!# abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890"; for ($i = 0; $i < $len; $i++) { $title .= $words[rand(0,count($words)-1)] . " "; } $this->driver->new_event([ 'uid' => $this->generate_uid(), 'start' => new DateTime('@'.$start), 'end' => new DateTime('@'.($start + $duration)), 'allday' => $allday, 'title' => rtrim($title), 'free_busy' => $fb == 2 ? 'outofoffice' : ($fb ? 'busy' : 'free'), 'categories' => $cats[array_rand($cats)], 'calendar' => array_rand($cals), 'alarms' => $alarm > 0 ? "-{$alarm}M:DISPLAY" : '', 'priority' => rand(0,9), ]); } $this->rc->output->redirect(''); } /** * Handler for attachments upload */ public function attachment_upload() { $handler = new kolab_attachments_handler(); $handler->attachment_upload(self::SESSION_KEY, 'cal-'); } /** * Handler for attachments download/displaying */ public function attachment_get() { $handler = new kolab_attachments_handler(); // show loading page if (!empty($_GET['_preload'])) { return $handler->attachment_loading_page(); } $event_id = rcube_utils::get_input_value('_event', rcube_utils::INPUT_GPC); $calendar = rcube_utils::get_input_value('_cal', rcube_utils::INPUT_GPC); $id = rcube_utils::get_input_value('_id', rcube_utils::INPUT_GPC); $rev = rcube_utils::get_input_value('_rev', rcube_utils::INPUT_GPC); $event = ['id' => $event_id, 'calendar' => $calendar, 'rev' => $rev]; if ($calendar == '--invitation--itip') { $uid = rcube_utils::get_input_value('_uid', rcube_utils::INPUT_GPC); $part = rcube_utils::get_input_value('_part', rcube_utils::INPUT_GPC); $mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_GPC); $event = $this->lib->mail_get_itip_object($mbox, $uid, $part, 'event'); $attachment = $event['attachments'][$id]; $attachment['body'] = &$attachment['data']; } else { $attachment = $this->driver->get_attachment($id, $event); } // show part page if (!empty($_GET['_frame'])) { $handler->attachment_page($attachment); } // deliver attachment content else if ($attachment) { if ($calendar != '--invitation--itip') { $attachment['body'] = $this->driver->get_attachment_body($id, $event); } $handler->attachment_get($attachment); } // if we arrive here, the requested part was not found header('HTTP/1.1 404 Not Found'); exit; } /** * Determine whether the given event description is HTML formatted */ private function is_html($event) { // check for opening and closing <html> or <body> tags return preg_match('/<(html|body)(\s+[a-z]|>)/', $event['description'], $m) && strpos($event['description'], '</'.$m[1].'>') > 0; } /** * Prepares new/edited event properties before save */ private function write_preprocess(&$event, $action) { // Remove double timezone specification (T2313) $event['start'] = preg_replace('/\s*\(.*\)/', '', $event['start']); $event['end'] = preg_replace('/\s*\(.*\)/', '', $event['end']); // convert dates into DateTime objects in user's current timezone $event['start'] = new DateTime($event['start'], $this->timezone); $event['end'] = new DateTime($event['end'], $this->timezone); $event['allday'] = !empty($event['allDay']); unset($event['allDay']); // start/end is all we need for 'move' action (#1480) if ($action == 'move') { return true; } // convert the submitted recurrence settings if (!empty($event['recurrence'])) { $event['recurrence'] = $this->lib->from_client_recurrence($event['recurrence'], $event['start']); // align start date with the first occurrence if (!empty($event['recurrence']) && !empty($event['syncstart']) && (empty($event['_savemode']) || $event['_savemode'] == 'all') ) { $next = $this->find_first_occurrence($event); if (!$next) { $this->rc->output->show_message('calendar.recurrenceerror', 'error'); return false; } else if ($event['start'] != $next) { $diff = $event['start']->diff($event['end'], true); $event['start'] = $next; $event['end'] = clone $next; $event['end']->add($diff); } } } // convert the submitted alarm values if (!empty($event['valarms'])) { $event['valarms'] = libcalendaring::from_client_alarms($event['valarms']); } $attachments = []; $eventid = 'cal-' . (!empty($event['id']) ? $event['id'] : 'new-event'); if (!empty($_SESSION[self::SESSION_KEY]) && $_SESSION[self::SESSION_KEY]['id'] == $eventid) { if (!empty($_SESSION[self::SESSION_KEY]['attachments'])) { foreach ($_SESSION[self::SESSION_KEY]['attachments'] as $id => $attachment) { if (!empty($event['attachments']) && in_array($id, $event['attachments'])) { $attachments[$id] = $this->rc->plugins->exec_hook('attachment_get', $attachment); } } } } $event['attachments'] = $attachments; // convert link references into simple URIs if (array_key_exists('links', $event)) { $event['links'] = array_map(function($link) { return is_array($link) ? $link['uri'] : strval($link); }, (array) $event['links'] ); } // check for organizer in attendees if ($action == 'new' || $action == 'edit') { if (empty($event['attendees'])) { $event['attendees'] = []; } $emails = $this->get_user_emails(); $organizer = $owner = false; foreach ((array) $event['attendees'] as $i => $attendee) { if ($attendee['role'] == 'ORGANIZER') { $organizer = $i; } if (!empty($attendee['email']) && in_array(strtolower($attendee['email']), $emails)) { $owner = $i; } if (!isset($attendee['rsvp'])) { $event['attendees'][$i]['rsvp'] = true; } else if (is_string($attendee['rsvp'])) { $event['attendees'][$i]['rsvp'] = $attendee['rsvp'] == 'true' || $attendee['rsvp'] == '1'; } } if (!empty($event['_identity'])) { $identity = $this->rc->user->get_identity($event['_identity']); } // set new organizer identity if ($organizer !== false && !empty($identity)) { $event['attendees'][$organizer]['name'] = $identity['name']; $event['attendees'][$organizer]['email'] = $identity['email']; } // set owner as organizer if yet missing else if ($organizer === false && $owner !== false) { $event['attendees'][$owner]['role'] = 'ORGANIZER'; unset($event['attendees'][$owner]['rsvp']); } // fallback to the selected identity else if ($organizer === false && !empty($identity)) { $event['attendees'][] = [ 'role' => 'ORGANIZER', 'name' => $identity['name'], 'email' => $identity['email'], ]; } } // mapping url => vurl because of the fullcalendar client script if (array_key_exists('vurl', $event)) { $event['url'] = $event['vurl']; unset($event['vurl']); } return true; } /** * Releases some resources after successful event save */ private function cleanup_event(&$event) { // remove temp. attachment files if (!empty($_SESSION[self::SESSION_KEY]) && ($eventid = $_SESSION[self::SESSION_KEY]['id'])) { $this->rc->plugins->exec_hook('attachments_cleanup', ['group' => $eventid]); $this->rc->session->remove(self::SESSION_KEY); } } /** * Send out an invitation/notification to all event attendees */ private function notify_attendees($event, $old, $action = 'edit', $comment = null, $rsvp = null) { $is_cancelled = false; if ($action == 'remove' || ($event['status'] == 'CANCELLED' && $old['status'] != $event['status'])) { $event['cancelled'] = true; $is_cancelled = true; } if ($rsvp === null) { $rsvp = !$old || $event['sequence'] > $old['sequence']; } $itip = $this->load_itip(); $emails = $this->get_user_emails(); $itip_notify = (int) $this->rc->config->get('calendar_itip_send_option', $this->defaults['calendar_itip_send_option']); // add comment to the iTip attachment $event['comment'] = $comment; // set a valid recurrence-id if this is a recurrence instance libcalendaring::identify_recurrence_instance($event); // compose multipart message using PEAR:Mail_Mime $method = $action == 'remove' ? 'CANCEL' : 'REQUEST'; $message = $itip->compose_itip_message($event, $method, $rsvp); // list existing attendees from $old event $old_attendees = []; if (!empty($old['attendees'])) { foreach ((array) $old['attendees'] as $attendee) { $old_attendees[] = $attendee['email']; } } // send to every attendee $sent = 0; $current = []; foreach ((array) $event['attendees'] as $attendee) { // skip myself for obvious reasons if (empty($attendee['email']) || in_array(strtolower($attendee['email']), $emails)) { continue; } $current[] = strtolower($attendee['email']); // skip if notification is disabled for this attendee if (!empty($attendee['noreply']) && $itip_notify & 2) { continue; } // skip if this attendee has delegated and set RSVP=FALSE if ($attendee['status'] == 'DELEGATED' && $attendee['rsvp'] === false) { continue; } // which template to use for mail text $is_new = !in_array($attendee['email'], $old_attendees); $is_rsvp = $is_new || $event['sequence'] > $old['sequence']; $bodytext = $is_cancelled ? 'eventcancelmailbody' : ($is_new ? 'invitationmailbody' : 'eventupdatemailbody'); $subject = $is_cancelled ? 'eventcancelsubject' : ($is_new ? 'invitationsubject' : ($event['title'] ? 'eventupdatesubject' : 'eventupdatesubjectempty')); $event['comment'] = $comment; // finally send the message if ($itip->send_itip_message($event, $method, $attendee, $subject, $bodytext, $message, $is_rsvp)) { $sent++; } else { $sent = -100; } } // TODO: on change of a recurring (main) event, also send updates to differing attendess of recurrence exceptions // send CANCEL message to removed attendees if (!empty($old['attendees'])) { foreach ($old['attendees'] as $attendee) { if ($attendee['role'] == 'ORGANIZER' || empty($attendee['email']) || in_array(strtolower($attendee['email']), $current) ) { continue; } $vevent = $old; $vevent['cancelled'] = $is_cancelled; $vevent['attendees'] = [$attendee]; $vevent['comment'] = $comment; if ($itip->send_itip_message($vevent, 'CANCEL', $attendee, 'eventcancelsubject', 'eventcancelmailbody')) { $sent++; } else { $sent = -100; } } } return $sent; } /** * Echo simple free/busy status text for the given user and time range */ public function freebusy_status() { $email = rcube_utils::get_input_value('email', rcube_utils::INPUT_GPC); $start = $this->input_timestamp('start', rcube_utils::INPUT_GPC); $end = $this->input_timestamp('end', rcube_utils::INPUT_GPC); if (!$start) $start = time(); if (!$end) $end = $start + 3600; $status = 'UNKNOWN'; $fbtypemap = [ calendar::FREEBUSY_UNKNOWN => 'UNKNOWN', calendar::FREEBUSY_FREE => 'FREE', calendar::FREEBUSY_BUSY => 'BUSY', calendar::FREEBUSY_TENTATIVE => 'TENTATIVE', calendar::FREEBUSY_OOF => 'OUT-OF-OFFICE' ]; // if the backend has free-busy information $fblist = $this->driver->get_freebusy_list($email, $start, $end); if (is_array($fblist)) { $status = 'FREE'; foreach ($fblist as $slot) { list($from, $to, $type) = $slot; if ($from < $end && $to > $start) { $status = isset($type) && !empty($fbtypemap[$type]) ? $fbtypemap[$type] : 'BUSY'; break; } } } // let this information be cached for 5min $this->rc->output->future_expire_header(300); echo $status; exit; } /** * Return a list of free/busy time slots within the given period * Echo data in JSON encoding */ public function freebusy_times() { $email = rcube_utils::get_input_value('email', rcube_utils::INPUT_GPC); $start = $this->input_timestamp('start', rcube_utils::INPUT_GPC); $end = $this->input_timestamp('end', rcube_utils::INPUT_GPC); $interval = intval(rcube_utils::get_input_value('interval', rcube_utils::INPUT_GPC)); $strformat = $interval > 60 ? 'Ymd' : 'YmdHis'; if (!$start) $start = time(); if (!$end) $end = $start + 86400 * 30; if (!$interval) $interval = 60; // 1 hour if (!$dte) { $dts = new DateTime('@'.$start); $dts->setTimezone($this->timezone); } $fblist = $this->driver->get_freebusy_list($email, $start, $end); $slots = ''; // prepare freebusy list before use (for better performance) if (is_array($fblist)) { foreach ($fblist as $idx => $slot) { list($from, $to, ) = $slot; // check for possible all-day times if (gmdate('His', $from) == '000000' && gmdate('His', $to) == '235959') { // shift into the user's timezone for sane matching $fblist[$idx][0] -= $this->gmt_offset; $fblist[$idx][1] -= $this->gmt_offset; } } } // build a list from $start till $end with blocks representing the fb-status for ($s = 0, $t = $start; $t <= $end; $s++) { $t_end = $t + $interval * 60; $dt = new DateTime('@'.$t); $dt->setTimezone($this->timezone); // determine attendee's status if (is_array($fblist)) { $status = self::FREEBUSY_FREE; foreach ($fblist as $slot) { list($from, $to, $type) = $slot; if ($from < $t_end && $to > $t) { $status = isset($type) ? $type : self::FREEBUSY_BUSY; if ($status == self::FREEBUSY_BUSY) { // can't get any worse :-) break; } } } } else { $status = self::FREEBUSY_UNKNOWN; } // use most compact format, assume $status is one digit/character $slots .= $status; $t = $t_end; } $dte = new DateTime('@'.$t_end); $dte->setTimezone($this->timezone); // let this information be cached for 5min $this->rc->output->future_expire_header(300); echo rcube_output::json_serialize([ 'email' => $email, 'start' => $dts->format('c'), 'end' => $dte->format('c'), 'interval' => $interval, 'slots' => $slots, ]); exit; } /** * Handler for printing calendars */ public function print_view() { $title = $this->gettext('print'); $view = rcube_utils::get_input_value('view', rcube_utils::INPUT_GPC); if (!in_array($view, ['agendaWeek', 'agendaDay', 'month', 'list'])) { $view = 'agendaDay'; } $this->rc->output->set_env('view', $view); if ($date = rcube_utils::get_input_value('date', rcube_utils::INPUT_GPC)) { $this->rc->output->set_env('date', $date); } if ($range = rcube_utils::get_input_value('range', rcube_utils::INPUT_GPC)) { $this->rc->output->set_env('listRange', intval($range)); } if ($search = rcube_utils::get_input_value('search', rcube_utils::INPUT_GPC)) { $this->rc->output->set_env('search', $search); $title .= ' "' . $search . '"'; } // Add JS to the page $this->ui->addJS(); $this->register_handler('plugin.calendar_css', [$this->ui, 'calendar_css']); $this->register_handler('plugin.calendar_list', [$this->ui, 'calendar_list']); $this->rc->output->set_pagetitle($title); $this->rc->output->send('calendar.print'); } /** * Compare two event objects and return differing properties * * @param array Event A * @param array Event B * * @return array List of differing event properties */ public static function event_diff($a, $b) { $diff = []; $ignore = ['changed' => 1, 'attachments' => 1]; foreach (array_unique(array_merge(array_keys($a), array_keys($b))) as $key) { if (empty($ignore[$key]) && $key[0] != '_') { $av = isset($a[$key]) ? $a[$key] : null; $bv = isset($b[$key]) ? $b[$key] : null; if ($av != $bv) { $diff[] = $key; } } } // only compare number of attachments $ac = !empty($a['attachments']) ? count($a['attachments']) : 0; $bc = !empty($b['attachments']) ? count($b['attachments']) : 0; if ($ac != $bc) { $diff[] = 'attachments'; } return $diff; } /** * Update attendee properties on the given event object * * @param array The event object to be altered * @param array List of hash arrays each represeting an updated/added attendee */ public static function merge_attendee_data(&$event, $attendees, $removed = null) { if (!empty($attendees) && !is_array($attendees[0])) { $attendees = [$attendees]; } foreach ($attendees as $attendee) { $found = false; foreach ($event['attendees'] as $i => $candidate) { if ($candidate['email'] == $attendee['email']) { $event['attendees'][$i] = $attendee; $found = true; break; } } if (!$found) { $event['attendees'][] = $attendee; } } // filter out removed attendees if (!empty($removed)) { $event['attendees'] = array_filter($event['attendees'], function($attendee) use ($removed) { return !in_array($attendee['email'], $removed); }); } } /**** Resource management functions ****/ /** * Getter for the configured implementation of the resource directory interface */ private function resources_directory() { if (!empty($this->resources_dir)) { return $this->resources_dir; } if ($driver_name = $this->rc->config->get('calendar_resources_driver')) { $driver_class = 'resources_driver_' . $driver_name; require_once($this->home . '/drivers/resources_driver.php'); require_once($this->home . '/drivers/' . $driver_name . '/' . $driver_class . '.php'); $this->resources_dir = new $driver_class($this); } return $this->resources_dir; } /** * Handler for resoruce autocompletion requests */ public function resources_autocomplete() { $search = rcube_utils::get_input_value('_search', rcube_utils::INPUT_GPC, true); $sid = rcube_utils::get_input_value('_reqid', rcube_utils::INPUT_GPC); $maxnum = (int)$this->rc->config->get('autocomplete_max', 15); $results = []; if ($directory = $this->resources_directory()) { foreach ($directory->load_resources($search, $maxnum) as $rec) { $results[] = [ 'name' => $rec['name'], 'email' => $rec['email'], 'type' => $rec['_type'], ]; } } $this->rc->output->command('ksearch_query_results', $results, $search, $sid); $this->rc->output->send(); } /** * Handler for load-requests for resource data */ function resources_list() { $data = []; if ($directory = $this->resources_directory()) { foreach ($directory->load_resources() as $rec) { $data[] = $rec; } } $this->rc->output->command('plugin.resource_data', $data); $this->rc->output->send(); } /** * Handler for requests loading resource owner information */ function resources_owner() { if ($directory = $this->resources_directory()) { $id = rcube_utils::get_input_value('_id', rcube_utils::INPUT_GPC); $data = $directory->get_resource_owner($id); } $this->rc->output->command('plugin.resource_owner', $data); $this->rc->output->send(); } /** * Deliver event data for a resource's calendar */ function resources_calendar() { $events = []; if ($directory = $this->resources_directory()) { $id = rcube_utils::get_input_value('_id', rcube_utils::INPUT_GPC); $start = $this->input_timestamp('start', rcube_utils::INPUT_GET); $end = $this->input_timestamp('end', rcube_utils::INPUT_GET); $events = $directory->get_resource_calendar($id, $start, $end); } echo $this->encode($events); exit; } /** * List email addressed of owned resources */ private function owned_resources_emails() { $results = []; if ($directory = $this->resources_directory()) { foreach ($directory->load_resources($_SESSION['kolab_dn'], 5000, 'owner') as $rec) { $results[] = $rec['email']; } } return $results; } /**** Event invitation plugin hooks ****/ /** * Find an event in user calendars */ protected function find_event($event, &$mode) { $this->load_driver(); // We search for writeable calendars in personal namespace by default $mode = calendar_driver::FILTER_WRITEABLE | calendar_driver::FILTER_PERSONAL; $result = $this->driver->get_event($event, $mode); // ... now check shared folders if not found if (!$result) { $result = $this->driver->get_event($event, calendar_driver::FILTER_WRITEABLE | calendar_driver::FILTER_SHARED); if ($result) { $mode |= calendar_driver::FILTER_SHARED; } } return $result; } /** * Handler for calendar/itip-status requests */ function event_itip_status() { $data = rcube_utils::get_input_value('data', rcube_utils::INPUT_POST, true); $this->load_driver(); // find local copy of the referenced event (in personal namespace) $existing = $this->find_event($data, $mode); $is_shared = $mode & calendar_driver::FILTER_SHARED; $itip = $this->load_itip(); $response = $itip->get_itip_status($data, $existing); // get a list of writeable calendars to save new events to if ( (!$existing || $is_shared) && empty($data['nosave']) && ($response['action'] == 'rsvp' || $response['action'] == 'import') ) { $calendars = $this->driver->list_calendars($mode); $calendar_select = new html_select([ 'name' => 'calendar', 'id' => 'itip-saveto', 'is_escaped' => true, 'class' => 'form-control custom-select' ]); $calendar_select->add('--', ''); $numcals = 0; foreach ($calendars as $calendar) { if (!empty($calendar['editable'])) { $calendar_select->add($calendar['name'], $calendar['id']); $numcals++; } } if ($numcals < 1) { $calendar_select = null; } } if (!empty($calendar_select)) { $default_calendar = $this->get_default_calendar($data['sensitivity'], $calendars); $response['select'] = html::span('folder-select', $this->gettext('saveincalendar') . ' ' . $calendar_select->show($is_shared ? $existing['calendar'] : $default_calendar['id']) ); } else if (!empty($data['nosave'])) { $response['select'] = html::tag('input', ['type' => 'hidden', 'name' => 'calendar', 'id' => 'itip-saveto', 'value' => '']); } // render small agenda view for the respective day if ($data['method'] == 'REQUEST' && !empty($data['date']) && $response['action'] == 'rsvp') { $event_start = rcube_utils::anytodatetime($data['date']); $day_start = new Datetime(gmdate('Y-m-d 00:00', $data['date']), $this->lib->timezone); $day_end = new Datetime(gmdate('Y-m-d 23:59', $data['date']), $this->lib->timezone); // get events on that day from the user's personal calendars $calendars = $this->driver->list_calendars(calendar_driver::FILTER_PERSONAL); $events = $this->driver->load_events($day_start->format('U'), $day_end->format('U'), null, array_keys($calendars)); usort($events, function($a, $b) { return $a['start'] > $b['start'] ? 1 : -1; }); $before = $after = []; foreach ($events as $event) { // TODO: skip events with free_busy == 'free' ? if ($event['uid'] == $data['uid'] || $event['end'] < $day_start || $event['start'] > $day_end || $event['status'] == 'CANCELLED' || (!empty($event['className']) && strpos($event['className'], 'declined') !== false) ) { continue; } if ($event['start'] < $event_start) { $before[] = $this->mail_agenda_event_row($event); } else { $after[] = $this->mail_agenda_event_row($event); } } $response['append'] = [ 'selector' => '.calendar-agenda-preview', 'replacements' => [ '%before%' => !empty($before) ? join("\n", array_slice($before, -3)) : html::div('event-row no-event', $this->gettext('noearlierevents')), '%after%' => !empty($after) ? join("\n", array_slice($after, 0, 3)) : html::div('event-row no-event', $this->gettext('nolaterevents')), ], ]; } $this->rc->output->command('plugin.update_itip_object_status', $response); } /** * Handler for calendar/itip-remove requests */ function event_itip_remove() { $uid = rcube_utils::get_input_value('uid', rcube_utils::INPUT_POST); $instance = rcube_utils::get_input_value('_instance', rcube_utils::INPUT_POST); $savemode = rcube_utils::get_input_value('_savemode', rcube_utils::INPUT_POST); $listmode = calendar_driver::FILTER_WRITEABLE | calendar_driver::FILTER_PERSONAL; $success = false; // search for event if only UID is given if ($event = $this->driver->get_event(['uid' => $uid, '_instance' => $instance], $listmode)) { $event['_savemode'] = $savemode; $success = $this->driver->remove_event($event, true); } if ($success) { $this->rc->output->show_message('calendar.successremoval', 'confirmation'); } else { $this->rc->output->show_message('calendar.errorsaving', 'error'); } } /** * Handler for URLs that allow an invitee to respond on his invitation mail */ public function itip_attend_response($p) { $this->setup(); if ($p['action'] == 'attend') { $this->ui->init(); $this->rc->output->set_env('task', 'calendar'); // override some env vars $this->rc->output->set_env('refresh_interval', 0); $this->rc->output->set_pagetitle($this->gettext('calendar')); $itip = $this->load_itip(); $token = rcube_utils::get_input_value('_t', rcube_utils::INPUT_GPC); // read event info stored under the given token if ($invitation = $itip->get_invitation($token)) { $this->token = $token; $this->event = $invitation['event']; // show message about cancellation if (!empty($invitation['cancelled'])) { $this->invitestatus = html::div('rsvp-status declined', $itip->gettext('eventcancelled')); } // save submitted RSVP status else if (!empty($_POST['rsvp'])) { $status = null; foreach (['accepted', 'tentative', 'declined'] as $method) { if ($_POST['rsvp'] == $itip->gettext('itip' . $method)) { $status = $method; break; } } // send itip reply to organizer $invitation['event']['comment'] = rcube_utils::get_input_value('_comment', rcube_utils::INPUT_POST); if ($status && $itip->update_invitation($invitation, $invitation['attendee'], strtoupper($status))) { $this->invitestatus = html::div('rsvp-status ' . strtolower($status), $itip->gettext('youhave'.strtolower($status))); } else { $this->rc->output->command('display_message', $this->gettext('errorsaving'), 'error', -1); } // if user is logged in... // FIXME: we should really consider removing this functionality // it's confusing that it creates/updates an event only for logged-in user // what if the logged-in user is not the same as the attendee? if ($this->rc->user->ID) { $this->load_driver(); $invitation = $itip->get_invitation($token); $existing = $this->driver->get_event($this->event); // save the event to his/her default calendar if not yet present if (!$existing && ($calendar = $this->get_default_calendar($invitation['event']['sensitivity']))) { $invitation['event']['calendar'] = $calendar['id']; if ($this->driver->new_event($invitation['event'])) { $msg = $this->gettext(['name' => 'importedsuccessfully', 'vars' => ['calendar' => $calendar['name']]]); $this->rc->output->command('display_message', $msg, 'confirmation'); } else { $this->rc->output->command('display_message', $this->gettext('errorimportingevent'), 'error'); } } else if ($existing && ($this->event['sequence'] >= $existing['sequence'] || $this->event['changed'] >= $existing['changed']) && ($calendar = $this->driver->get_calendar($existing['calendar'])) ) { $this->event = $invitation['event']; $this->event['id'] = $existing['id']; unset($this->event['comment']); // merge attendees status // e.g. preserve my participant status for regular updates $this->lib->merge_attendees($this->event, $existing, $status); // update attachments list $event['deleted_attachments'] = true; // show me as free when declined (#1670) if ($status == 'declined') { $this->event['free_busy'] = 'free'; } if ($this->driver->edit_event($this->event)) { $msg = $this->gettext(['name' => 'updatedsuccessfully', 'vars' => ['calendar' => $calendar->get_name()]]); $this->rc->output->command('display_message', $msg, 'confirmation'); } else { $this->rc->output->command('display_message', $this->gettext('errorimportingevent'), 'error'); } } } } $this->register_handler('plugin.event_inviteform', [$this, 'itip_event_inviteform']); $this->register_handler('plugin.event_invitebox', [$this->ui, 'event_invitebox']); if (empty($this->invitestatus)) { $this->itip->set_rsvp_actions(['accepted', 'tentative', 'declined']); $this->register_handler('plugin.event_rsvp_buttons', [$this->ui, 'event_rsvp_buttons']); } $this->rc->output->set_pagetitle($itip->gettext('itipinvitation') . ' ' . $this->event['title']); } else { $this->rc->output->command('display_message', $this->gettext('itipinvalidrequest'), 'error', -1); } $this->rc->output->send('calendar.itipattend'); } } /** * */ public function itip_event_inviteform($attrib) { $hidden = new html_hiddenfield(['name' => "_t", 'value' => $this->token]); return html::tag('form', [ 'action' => $this->rc->url(['task' => 'calendar', 'action' => 'attend']), 'method' => 'post', 'noclose' => true ] + $attrib ) . $hidden->show(); } /** * */ private function mail_agenda_event_row($event, $class = '') { if (!empty($event['allday'])) { $time = $this->gettext('all-day'); } else { $start = is_object($event['start']) ? clone $event['start'] : $event['start']; $end = is_object($event['end']) ? clone $event['end'] : $event['end']; $time = $this->rc->format_date($start, $this->rc->config->get('time_format')) . ' - ' . $this->rc->format_date($end, $this->rc->config->get('time_format')); } return html::div(rtrim('event-row ' . ($class ?: $event['className'])), html::span('event-date', $time) . html::span('event-title', rcube::Q($event['title'])) ); } /** * */ public function mail_messages_list($p) { if (!empty($p['cols']) && in_array('attachment', (array) $p['cols']) && !empty($p['messages'])) { foreach ($p['messages'] as $header) { $part = new StdClass; $part->mimetype = $header->ctype; if (libcalendaring::part_is_vcalendar($part)) { $header->list_flags['attachmentClass'] = 'ical'; } else if (in_array($header->ctype, ['multipart/alternative', 'multipart/mixed'])) { // TODO: fetch bodystructure and search for ical parts. Maybe too expensive? if (!empty($header->structure) && !empty($header->structure->parts)) { foreach ($header->structure->parts as $part) { if (libcalendaring::part_is_vcalendar($part) && !empty($part->ctype_parameters['method']) ) { $header->list_flags['attachmentClass'] = 'ical'; break; } } } } } } } /** * Add UI element to copy event invitations or updates to the calendar */ public function mail_messagebody_html($p) { // load iCalendar functions (if necessary) if (!empty($this->lib->ical_parts)) { $this->get_ical(); $this->load_itip(); } $html = ''; $has_events = false; $ical_objects = $this->lib->get_mail_ical_objects(); // show a box for every event in the file foreach ($ical_objects as $idx => $event) { if ($event['_type'] != 'event') { // skip non-event objects (#2928) continue; } $has_events = true; // get prepared inline UI for this event object if ($ical_objects->method) { $append = ''; $date_str = $this->rc->format_date(clone $event['start'], $this->rc->config->get('date_format'), empty($event['start']->_dateonly)); $date = new DateTime($event['start']->format('Y-m-d') . ' 12:00:00', new DateTimeZone('UTC')); // prepare a small agenda preview to be filled with actual event data on async request if ($ical_objects->method == 'REQUEST') { $append = html::div('calendar-agenda-preview', html::tag('h3', 'preview-title', $this->gettext('agenda') . ' ' . html::span('date', $date_str)) . '%before%' . $this->mail_agenda_event_row($event, 'current') . '%after%' ); } $html .= html::div('calendar-invitebox invitebox boxinformation', $this->itip->mail_itip_inline_ui( $event, $ical_objects->method, $ical_objects->mime_id . ':' . $idx, 'calendar', rcube_utils::anytodatetime($ical_objects->message_date), $this->rc->url(['task' => 'calendar']) . '&view=agendaDay&date=' . $date->format('U') ) . $append ); } // limit listing if ($idx >= 3) { break; } } // prepend event boxes to message body if ($html) { $this->ui->init(); $p['content'] = $html . $p['content']; $this->rc->output->add_label('calendar.savingdata','calendar.deleteventconfirm','calendar.declinedeleteconfirm'); } // add "Save to calendar" button into attachment menu if ($has_events) { $this->add_button([ 'id' => 'attachmentsavecal', 'name' => 'attachmentsavecal', 'type' => 'link', 'wrapper' => 'li', 'command' => 'attachment-save-calendar', 'class' => 'icon calendarlink disabled', 'classact' => 'icon calendarlink active', 'innerclass' => 'icon calendar', 'label' => 'calendar.savetocalendar', ], 'attachmentmenu' ); } return $p; } /** * Handler for POST request to import an event attached to a mail message */ public function mail_import_itip() { $itip_sending = $this->rc->config->get('calendar_itip_send_option', $this->defaults['calendar_itip_send_option']); $uid = rcube_utils::get_input_value('_uid', rcube_utils::INPUT_POST); $mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_POST); $mime_id = rcube_utils::get_input_value('_part', rcube_utils::INPUT_POST); $status = rcube_utils::get_input_value('_status', rcube_utils::INPUT_POST); $delete = intval(rcube_utils::get_input_value('_del', rcube_utils::INPUT_POST)); $noreply = intval(rcube_utils::get_input_value('_noreply', rcube_utils::INPUT_POST)); $noreply = $noreply || $status == 'needs-action' || $itip_sending === 0; $instance = rcube_utils::get_input_value('_instance', rcube_utils::INPUT_POST); $savemode = rcube_utils::get_input_value('_savemode', rcube_utils::INPUT_POST); $comment = rcube_utils::get_input_value('_comment', rcube_utils::INPUT_POST); $error_msg = $this->gettext('errorimportingevent'); $success = false; $deleted = false; if ($status == 'delegated') { $to = rcube_utils::get_input_value('_to', rcube_utils::INPUT_POST, true); $delegates = rcube_mime::decode_address_list($to, 1, false); $delegate = reset($delegates); if (empty($delegate) || empty($delegate['mailto'])) { $this->rc->output->command('display_message', $this->rc->gettext('libcalendaring.delegateinvalidaddress'), 'error'); return; } } // successfully parsed events? if ($event = $this->lib->mail_get_itip_object($mbox, $uid, $mime_id, 'event')) { // forward iTip request to delegatee if (!empty($delegate)) { $rsvpme = rcube_utils::get_input_value('_rsvp', rcube_utils::INPUT_POST); $itip = $this->load_itip(); $event['comment'] = $comment; if ($itip->delegate_to($event, $delegate, !empty($rsvpme))) { $this->rc->output->show_message('calendar.itipsendsuccess', 'confirmation'); } else { $this->rc->output->command('display_message', $this->gettext('itipresponseerror'), 'error'); } unset($event['comment']); // the delegator is set to non-participant, thus save as non-blocking $event['free_busy'] = 'free'; } $mode = calendar_driver::FILTER_PERSONAL | calendar_driver::FILTER_SHARED | calendar_driver::FILTER_WRITEABLE; // find writeable calendar to store event $cal_id = rcube_utils::get_input_value('_folder', rcube_utils::INPUT_POST); $dontsave = $cal_id === '' && $event['_method'] == 'REQUEST'; $calendars = $this->driver->list_calendars($mode); $calendar = isset($calendars[$cal_id]) ? $calendars[$cal_id] : null; // select default calendar except user explicitly selected 'none' if (!$calendar && !$dontsave) { $calendar = $this->get_default_calendar($event['sensitivity'], $calendars); } $metadata = [ 'uid' => $event['uid'], '_instance' => isset($event['_instance']) ? $event['_instance'] : null, 'changed' => is_object($event['changed']) ? $event['changed']->format('U') : 0, 'sequence' => intval($event['sequence']), 'fallback' => strtoupper($status), 'method' => $event['_method'], 'task' => 'calendar', ]; // update my attendee status according to submitted method if (!empty($status)) { $organizer = null; $emails = $this->get_user_emails(); foreach ($event['attendees'] as $i => $attendee) { if ($attendee['role'] == 'ORGANIZER') { $organizer = $attendee; } else if (!empty($attendee['email']) && in_array(strtolower($attendee['email']), $emails)) { $event['attendees'][$i]['status'] = strtoupper($status); if (!in_array($event['attendees'][$i]['status'], ['NEEDS-ACTION', 'DELEGATED'])) { $event['attendees'][$i]['rsvp'] = false; // unset RSVP attribute } $metadata['attendee'] = $attendee['email']; $metadata['rsvp'] = $attendee['role'] != 'NON-PARTICIPANT'; $reply_sender = $attendee['email']; $event_attendee = $attendee; } } // add attendee with this user's default identity if not listed if (!$reply_sender) { $sender_identity = $this->rc->user->list_emails(true); $event['attendees'][] = [ 'name' => $sender_identity['name'], 'email' => $sender_identity['email'], 'role' => 'OPT-PARTICIPANT', 'status' => strtoupper($status), ]; $metadata['attendee'] = $sender_identity['email']; } } // save to calendar if ($calendar && !empty($calendar['editable'])) { // check for existing event with the same UID $existing = $this->find_event($event, $mode); // we'll create a new copy if user decided to change the calendar if ($existing && $cal_id && $calendar && $calendar['id'] != $existing['calendar']) { $existing = null; } if ($existing) { $calendar = $calendars[$existing['calendar']]; // forward savemode for correct updates of recurring events $existing['_savemode'] = $savemode ?: (!empty($event['_savemode']) ? $event['_savemode'] : null); // only update attendee status if ($event['_method'] == 'REPLY') { - // try to identify the attendee using the email sender address - $existing_attendee = -1; - $existing_attendee_emails = []; - - foreach ($existing['attendees'] as $i => $attendee) { - $existing_attendee_emails[] = $attendee['email']; - if ($this->itip->compare_email($attendee['email'], $event['_sender'], $event['_sender_utf'])) { - $existing_attendee = $i; - } - } + $existing_attendee_index = -1; $event_attendee = null; $update_attendees = []; - foreach ($event['attendees'] as $attendee) { - if ($this->itip->compare_email($attendee['email'], $event['_sender'], $event['_sender_utf'])) { - $event_attendee = $attendee; - $update_attendees[] = $attendee; - $metadata['fallback'] = $attendee['status']; - $metadata['attendee'] = $attendee['email']; - $metadata['rsvp'] = !empty($attendee['rsvp']) || $attendee['role'] != 'NON-PARTICIPANT'; + if ($attendee = $this->itip->find_reply_attendee($event)) { + $event_attendee = $attendee; + $update_attendees[] = $attendee; + $metadata['fallback'] = $attendee['status']; + $metadata['attendee'] = $attendee['email']; + $metadata['rsvp'] = !empty($attendee['rsvp']) || $attendee['role'] != 'NON-PARTICIPANT'; - if ($attendee['status'] != 'DELEGATED') { - break; + $existing_attendee_emails = []; + + // Find the attendee to update + foreach ($existing['attendees'] as $i => $existing_attendee) { + $existing_attendee_emails[] = $existing_attendee['email']; + if ($this->itip->compare_email($existing_attendee['email'], $attendee['email'])) { + $existing_attendee_index = $i; } } - // also copy delegate attendee - else if (!empty($attendee['delegated-from']) - && $this->itip->compare_email($attendee['delegated-from'], $event['_sender'], $event['_sender_utf']) - ) { - $update_attendees[] = $attendee; - if (!in_array_nocase($attendee['email'], $existing_attendee_emails)) { - $existing['attendees'][] = $attendee; + + if ($attendee['status'] == 'DELEGATED') { + //Also find and copy the delegatee + $delegatee_email = $attendee['email']; + $delegatees = array_filter($event['attendees'], function($attendee) use ($delegatee_email){ return $attendee['role'] != 'ORGANIZER' && $this->itip->compare_email($attendee['delegated-from'], $delegatee_email); }); + + if ($delegatee = $this->itip->find_attendee_by_email($event['attendees'], 'delegated-from', $attendee['email'])) { + $update_attendees[] = $delegatee; + if (!in_array_nocase($delegatee['email'], $existing_attendee_emails)) { + $existing['attendees'][] = $delegated_attendee; + } } } } // if delegatee has declined, set delegator's RSVP=True if ($event_attendee && $event_attendee['status'] == 'DECLINED' && !empty($event_attendee['delegated-from']) ) { foreach ($existing['attendees'] as $i => $attendee) { if ($attendee['email'] == $event_attendee['delegated-from']) { $existing['attendees'][$i]['rsvp'] = true; break; } } } - // Accept sender as a new participant (different email in From: and the iTip) - // Use ATTENDEE entry from the iTip with replaced email address - if (!$event_attendee) { - // remove the organizer - $itip_attendees = array_filter( - $event['attendees'], - function($item) { return $item['role'] != 'ORGANIZER'; } - ); - - // there must be only one attendee - if (is_array($itip_attendees) && count($itip_attendees) == 1) { - $event_attendee = $itip_attendees[key($itip_attendees)]; - $event_attendee['email'] = $event['_sender']; - $update_attendees[] = $event_attendee; - $metadata['fallback'] = $event_attendee['status']; - $metadata['attendee'] = $event_attendee['email']; - $metadata['rsvp'] = !empty($event_attendee['rsvp']) || $event_attendee['role'] != 'NON-PARTICIPANT'; - } - } - // found matching attendee entry in both existing and new events - if ($existing_attendee >= 0 && $event_attendee) { - $existing['attendees'][$existing_attendee] = $event_attendee; + if ($existing_attendee_index >= 0 && $event_attendee) { + $existing['attendees'][$existing_attendee_index] = $event_attendee; $success = $this->driver->update_attendees($existing, $update_attendees); } // update the entire attendees block else if ( ($event['sequence'] >= $existing['sequence'] || $event['changed'] >= $existing['changed']) && $event_attendee ) { $existing['attendees'][] = $event_attendee; $success = $this->driver->update_attendees($existing, $update_attendees); } else if (!$event_attendee) { $error_msg = $this->gettext('errorunknownattendee'); } else { $error_msg = $this->gettext('newerversionexists'); } } // delete the event when declined (#1670) else if ($status == 'declined' && $delete) { $deleted = $this->driver->remove_event($existing, true); $success = true; } // import the (newer) event else if ($event['sequence'] >= $existing['sequence'] || $event['changed'] >= $existing['changed']) { $event['id'] = $existing['id']; $event['calendar'] = $existing['calendar']; // merge attendees status // e.g. preserve my participant status for regular updates $this->lib->merge_attendees($event, $existing, $status); // set status=CANCELLED on CANCEL messages if ($event['_method'] == 'CANCEL') { $event['status'] = 'CANCELLED'; } // update attachments list, allow attachments update only on REQUEST (#5342) if ($event['_method'] == 'REQUEST') { $event['deleted_attachments'] = true; } else { unset($event['attachments']); } // show me as free when declined (#1670) if ($status == 'declined' || (!empty($event['status']) && $event['status'] == 'CANCELLED') || $event_attendee['role'] == 'NON-PARTICIPANT' ) { $event['free_busy'] = 'free'; } $success = $this->driver->edit_event($event); } else if (!empty($status)) { $existing['attendees'] = $event['attendees']; if ($status == 'declined' || $event_attendee['role'] == 'NON-PARTICIPANT') { // show me as free when declined (#1670) $existing['free_busy'] = 'free'; } $success = $this->driver->edit_event($existing); } else { $error_msg = $this->gettext('newerversionexists'); } } else if (!$existing && ($status != 'declined' || $this->rc->config->get('kolab_invitation_calendars'))) { if ($status == 'declined' || $event['status'] == 'CANCELLED' || $event_attendee['role'] == 'NON-PARTICIPANT' ) { $event['free_busy'] = 'free'; } // if the RSVP reply only refers to a single instance: // store unmodified master event with current instance as exception if (!empty($instance) && !empty($savemode) && $savemode != 'all') { $master = $this->lib->mail_get_itip_object($mbox, $uid, $mime_id, 'event'); if ($master['recurrence'] && empty($master['_instance'])) { // compute recurring events until this instance's date if ($recurrence_date = rcube_utils::anytodatetime($instance, $master['start']->getTimezone())) { $recurrence_date->setTime(23,59,59); foreach ($this->driver->get_recurring_events($master, $master['start'], $recurrence_date) as $recurring) { if ($recurring['_instance'] == $instance) { // copy attendees block with my partstat to exception $recurring['attendees'] = $event['attendees']; $master['recurrence']['EXCEPTIONS'][] = $recurring; $event = $recurring; // set reference for iTip reply break; } } $master['calendar'] = $event['calendar'] = $calendar['id']; $success = $this->driver->new_event($master); } else { $master = null; } } else { $master = null; } } // save to the selected/default calendar if (!$master) { $event['calendar'] = $calendar['id']; $success = $this->driver->new_event($event); } } else if ($status == 'declined') { $error_msg = null; } } else if ($status == 'declined' || $dontsave) { $error_msg = null; } else { $error_msg = $this->gettext('nowritecalendarfound'); } } if ($success) { if ($event['_method'] == 'REPLY') { $message = 'attendeupdateesuccess'; } else { $message = $deleted ? 'successremoval' : ($existing ? 'updatedsuccessfully' : 'importedsuccessfully'); } $msg = $this->gettext(['name' => $message, 'vars' => ['calendar' => $calendar['name']]]); $this->rc->output->command('display_message', $msg, 'confirmation'); } if ($success || $dontsave) { $metadata['calendar'] = isset($event['calendar']) ? $event['calendar'] : null; $metadata['nosave'] = $dontsave; $metadata['rsvp'] = !empty($metadata['rsvp']); $metadata['after_action'] = $this->rc->config->get('calendar_itip_after_action', $this->defaults['calendar_itip_after_action']); $this->rc->output->command('plugin.itip_message_processed', $metadata); $error_msg = null; } else if ($error_msg) { $this->rc->output->command('display_message', $error_msg, 'error'); } // send iTip reply if ($event['_method'] == 'REQUEST' && !empty($organizer) && !$noreply && !in_array(strtolower($organizer['email']), $emails) && !$error_msg ) { $event['comment'] = $comment; $itip = $this->load_itip(); $itip->set_sender_email($reply_sender); if ($itip->send_itip_message($event, 'REPLY', $organizer, 'itipsubject' . $status, 'itipmailbody' . $status)) { $mailto = $organizer['name'] ? $organizer['name'] : $organizer['email']; $msg = $this->gettext(['name' => 'sentresponseto', 'vars' => ['mailto' => $mailto]]); $this->rc->output->command('display_message', $msg, 'confirmation'); } else { $this->rc->output->command('display_message', $this->gettext('itipresponseerror'), 'error'); } } $this->rc->output->send(); } /** * Handler for calendar/itip-remove requests */ function mail_itip_decline_reply() { $uid = rcube_utils::get_input_value('_uid', rcube_utils::INPUT_POST); $mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_POST); $mime_id = rcube_utils::get_input_value('_part', rcube_utils::INPUT_POST); if (($event = $this->lib->mail_get_itip_object($mbox, $uid, $mime_id, 'event')) && $event['_method'] == 'REPLY' ) { $event['comment'] = rcube_utils::get_input_value('_comment', rcube_utils::INPUT_POST); foreach ($event['attendees'] as $_attendee) { if ($_attendee['role'] != 'ORGANIZER') { $attendee = $_attendee; break; } } $itip = $this->load_itip(); if ($itip->send_itip_message($event, 'CANCEL', $attendee, 'itipsubjectcancel', 'itipmailbodycancel')) { $mailto = !empty($attendee['name']) ? $attendee['name'] : $attendee['email']; $msg = $this->gettext(['name' => 'sentresponseto', 'vars' => ['mailto' => $mailto]]); $this->rc->output->command('display_message', $msg, 'confirmation'); } else { $this->rc->output->command('display_message', $this->gettext('itipresponseerror'), 'error'); } } else { $this->rc->output->command('display_message', $this->gettext('itipresponseerror'), 'error'); } } /** * Handler for calendar/itip-delegate requests */ function mail_itip_delegate() { // forward request to mail_import_itip() with the right status $_POST['_status'] = $_REQUEST['_status'] = 'delegated'; $this->mail_import_itip(); } /** * Import the full payload from a mail message attachment */ public function mail_import_attachment() { $uid = rcube_utils::get_input_value('_uid', rcube_utils::INPUT_POST); $mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_POST); $mime_id = rcube_utils::get_input_value('_part', rcube_utils::INPUT_POST); $charset = RCUBE_CHARSET; // establish imap connection $imap = $this->rc->get_storage(); $imap->set_folder($mbox); if ($uid && $mime_id) { $part = $imap->get_message_part($uid, $mime_id); // $headers = $imap->get_message_headers($uid); if ($part) { if (!empty($part->ctype_parameters['charset'])) { $charset = $part->ctype_parameters['charset']; } $events = $this->get_ical()->import($part, $charset); } } $success = $existing = 0; if (!empty($events)) { // find writeable calendar to store event $cal_id = !empty($_REQUEST['_calendar']) ? rcube_utils::get_input_value('_calendar', rcube_utils::INPUT_POST) : null; $calendars = $this->driver->list_calendars(calendar_driver::FILTER_PERSONAL); foreach ($events as $event) { // save to calendar $calendar = !empty($calendars[$cal_id]) ? $calendars[$cal_id] : $this->get_default_calendar($event['sensitivity']); if ($calendar && $calendar['editable'] && $event['_type'] == 'event') { $event['calendar'] = $calendar['id']; if (!$this->driver->get_event($event['uid'], calendar_driver::FILTER_WRITEABLE)) { $success += (bool)$this->driver->new_event($event); } else { $existing++; } } } } if ($success) { $msg = $this->gettext(['name' => 'importsuccess', 'vars' => ['nr' => $success]]); $this->rc->output->command('display_message', $msg, 'confirmation'); } else if ($existing) { $this->rc->output->command('display_message', $this->gettext('importwarningexists'), 'warning'); } else { $this->rc->output->command('display_message', $this->gettext('errorimportingevent'), 'error'); } } /** * Read email message and return contents for a new event based on that message */ public function mail_message2event() { $this->ui->init(); $this->ui->addJS(); $this->ui->init_templates(); $this->ui->calendar_list([], true); // set env['calendars'] $uid = rcube_utils::get_input_value('_uid', rcube_utils::INPUT_GET); $mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_GET); $event = []; // establish imap connection $imap = $this->rc->get_storage(); $message = new rcube_message($uid, $mbox); if ($message->headers) { $event['title'] = trim($message->subject); $event['description'] = trim($message->first_text_part()); $this->load_driver(); // add a reference to the email message if ($msgref = $this->driver->get_message_reference($message->headers, $mbox)) { $event['links'] = [$msgref]; } // copy mail attachments to event else if ($message->attachments) { $eventid = 'cal-'; if (empty($_SESSION[self::SESSION_KEY]) || $_SESSION[self::SESSION_KEY]['id'] != $eventid) { $_SESSION[self::SESSION_KEY] = [ 'id' => $eventid, 'attachments' => [], ]; } foreach ((array) $message->attachments as $part) { $attachment = [ 'data' => $imap->get_message_part($uid, $part->mime_id, $part), 'size' => $part->size, 'name' => $part->filename, 'mimetype' => $part->mimetype, 'group' => $eventid, ]; $attachment = $this->rc->plugins->exec_hook('attachment_save', $attachment); if (!empty($attachment['status']) && !$attachment['abort']) { $id = $attachment['id']; $attachment['classname'] = rcube_utils::file2class($attachment['mimetype'], $attachment['name']); // store new attachment in session unset($attachment['status'], $attachment['abort'], $attachment['data']); $_SESSION[self::SESSION_KEY]['attachments'][$id] = $attachment; $attachment['id'] = 'rcmfile' . $attachment['id']; // add prefix to consider it 'new' $event['attachments'][] = $attachment; } } } $this->rc->output->set_env('event_prop', $event); } else { $this->rc->output->command('display_message', $this->gettext('messageopenerror'), 'error'); } $this->rc->output->send('calendar.dialog'); } /** * Handler for the 'message_compose' plugin hook. This will check for * a compose parameter 'calendar_event' and create an attachment with the * referenced event in iCal format */ public function mail_message_compose($args) { // set the submitted event ID as attachment if (!empty($args['param']['calendar_event'])) { $this->load_driver(); list($cal, $id) = explode(':', $args['param']['calendar_event'], 2); if ($event = $this->driver->get_event(['id' => $id, 'calendar' => $cal])) { $filename = asciiwords($event['title']); if (empty($filename)) { $filename = 'event'; } // save ics to a temp file and register as attachment $tmp_path = tempnam($this->rc->config->get('temp_dir'), 'rcmAttmntCal'); $export = $this->get_ical()->export([$event], '', false, [$this->driver, 'get_attachment_body']); file_put_contents($tmp_path, $export); $args['attachments'][] = [ 'path' => $tmp_path, 'name' => $filename . '.ics', 'mimetype' => 'text/calendar', 'size' => filesize($tmp_path), ]; $args['param']['subject'] = $event['title']; } } return $args; } /** * Get a list of email addresses of the current user (from login and identities) */ public function get_user_emails() { return $this->lib->get_user_emails(); } /** * Build an absolute URL with the given parameters */ public function get_url($param = []) { $param += ['task' => 'calendar']; return $this->rc->url($param, true, true); } public function ical_feed_hash($source) { return base64_encode($this->rc->user->get_username() . ':' . $source); } /** * Handler for user_delete plugin hook */ public function user_delete($args) { // delete itipinvitations entries related to this user $db = $this->rc->get_dbh(); $table_itipinvitations = $db->table_name('itipinvitations', true); $db->query("DELETE FROM $table_itipinvitations WHERE `user_id` = ?", $args['user']->ID); $this->setup(); $this->load_driver(); return $this->driver->user_delete($args); } /** * Find first occurrence of a recurring event excluding start date * * @param array $event Event data (with 'start' and 'recurrence') * * @return DateTime Date of the first occurrence */ public function find_first_occurrence($event) { // Make sure libkolab plugin is loaded in case of Kolab driver $this->load_driver(); // Use libkolab to compute recurring events (and libkolab plugin) // Horde-based fallback has many bugs if (class_exists('kolabformat') && class_exists('kolabcalendaring') && class_exists('kolab_date_recurrence')) { $object = kolab_format::factory('event', 3.0); $object->set($event); $recurrence = new kolab_date_recurrence($object); } else { // fallback to libcalendaring (Horde-based) recurrence implementation require_once(__DIR__ . '/lib/calendar_recurrence.php'); $recurrence = new calendar_recurrence($this, $event); } return $recurrence->first_occurrence(); } /** * Get date-time input from UI and convert to unix timestamp */ protected function input_timestamp($name, $type) { $ts = rcube_utils::get_input_value($name, $type); if ($ts && (!is_numeric($ts) || strpos($ts, 'T'))) { $ts = new DateTime($ts, $this->timezone); $ts = $ts->getTimestamp(); } return $ts; } /** * Magic getter for public access to protected members */ public function __get($name) { switch ($name) { case 'ical': return $this->get_ical(); case 'itip': return $this->load_itip(); case 'driver': $this->load_driver(); return $this->driver; } return null; } } diff --git a/plugins/libcalendaring/lib/libcalendaring_itip.php b/plugins/libcalendaring/lib/libcalendaring_itip.php index f9584727..64c83c13 100644 --- a/plugins/libcalendaring/lib/libcalendaring_itip.php +++ b/plugins/libcalendaring/lib/libcalendaring_itip.php @@ -1,1016 +1,1045 @@ <?php /** * iTIP functions for the calendar-based Roudncube plugins * * Class providing functionality to manage iTIP invitations * * @author Thomas Bruederli <bruederli@kolabsys.com> * * Copyright (C) 2011-2014, Kolab Systems AG <contact@kolabsys.com> * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ class libcalendaring_itip { protected $rc; protected $lib; protected $plugin; protected $sender; protected $domain; protected $itip_send = false; protected $rsvp_actions = array('accepted','tentative','declined','delegated'); protected $rsvp_status = array('accepted','tentative','declined','delegated'); function __construct($plugin, $domain = 'libcalendaring') { $this->plugin = $plugin; $this->rc = rcube::get_instance(); $this->lib = libcalendaring::get_instance(); $this->domain = $domain; $hook = $this->rc->plugins->exec_hook('calendar_load_itip', array('identity' => $this->rc->user->list_emails(true))); $this->sender = $hook['identity']; $this->plugin->add_hook('smtp_connect', array($this, 'smtp_connect_hook')); } public function set_sender_email($email) { if (!empty($email)) $this->sender['email'] = $email; } public function set_rsvp_actions($actions) { $this->rsvp_actions = (array)$actions; $this->rsvp_status = array_merge($this->rsvp_actions, array('delegated')); } public function set_rsvp_status($status) { $this->rsvp_status = $status; } /** * Wrapper for rcube_plugin::gettext() * Checking for a label in different domains * * @see rcube::gettext() */ public function gettext($p) { $label = is_array($p) ? $p['name'] : $p; $domain = $this->domain; if (!$this->rc->text_exists($label, $domain)) { $domain = 'libcalendaring'; } return $this->rc->gettext($p, $domain); } /** * Send an iTip mail message * * @param array Event object to send * @param string iTip method (REQUEST|REPLY|CANCEL) * @param array Hash array with recipient data (name, email) * @param string Mail subject * @param string Mail body text label * @param object Mail_mime object with message data * @param boolean Request RSVP * @return boolean True on success, false on failure */ public function send_itip_message($event, $method, $recipient, $subject, $bodytext, $message = null, $rsvp = true) { if (!$this->sender['name']) { $this->sender['name'] = $this->sender['email']; } if (!$message) { libcalendaring::identify_recurrence_instance($event); $message = $this->compose_itip_message($event, $method, $rsvp); } $mailto = rcube_utils::idn_to_ascii($recipient['email']); $headers = $message->headers(); $headers['To'] = format_email_recipient($mailto, $recipient['name']); $headers['Subject'] = $this->gettext(array( 'name' => $subject, 'vars' => array( 'title' => $event['title'], 'name' => $this->sender['name'], ) )); // compose a list of all event attendees $attendees_list = array(); foreach ((array)$event['attendees'] as $attendee) { $attendees_list[] = (!empty($attendee['name']) && !empty($attendee['email'])) ? $attendee['name'] . ' <' . $attendee['email'] . '>' : (!empty($attendee['name']) ? $attendee['name'] : $attendee['email']); } $recurrence_info = ''; if (!empty($event['recurrence_id'])) { $msg = $this->gettext(!empty($event['thisandfuture']) ? 'itipmessagefutureoccurrence' : 'itipmessagesingleoccurrence'); $recurrence_info = "\n\n** $msg **"; } else if (!empty($event['recurrence'])) { $recurrence_info = sprintf("\n%s: %s", $this->gettext('recurring'), $this->lib->recurrence_text($event['recurrence'])); } $mailbody = $this->gettext(array( 'name' => $bodytext, 'vars' => array( 'title' => $event['title'], 'date' => $this->lib->event_date_text($event) . $recurrence_info, 'attendees' => join(",\n ", $attendees_list), 'sender' => $this->sender['name'], 'organizer' => $this->sender['name'], 'description' => isset($event['description']) ? $event['description'] : '', ) )); // remove redundant empty lines (e.g. when an event description is empty) $mailbody = preg_replace('/\n{3,}/', "\n\n", $mailbody); // if (!empty($event['comment'])) { // $mailbody .= "\n\n" . $this->gettext('itipsendercomment') . $event['comment']; // } // append links for direct invitation replies if ($method == 'REQUEST' && $rsvp && $this->rc->config->get('calendar_itip_smtp_server') && ($token = $this->store_invitation($event, $recipient['email'])) ) { $mailbody .= "\n\n" . $this->gettext(array( 'name' => 'invitationattendlinks', 'vars' => array('url' => $this->plugin->get_url(array('action' => 'attend', 't' => $token))), )); } else if ($method == 'CANCEL' && $event['cancelled']) { $this->cancel_itip_invitation($event); } $message->headers($headers, true); $message->setTXTBody(rcube_mime::format_flowed($mailbody, 79)); if ($this->rc->config->get('libcalendaring_itip_debug', false)) { rcube::console('iTip ' . $method, $message->txtHeaders() . "\r\n" . $message->get()); } // finally send the message $this->itip_send = true; $sent = $this->rc->deliver_message($message, $headers['X-Sender'], $mailto, $smtp_error); $this->itip_send = false; return $sent; } /** * Plugin hook to alter SMTP authentication. * This is used if iTip messages are to be sent from an unauthenticated session */ public function smtp_connect_hook($p) { // replace smtp auth settings if we're not in an authenticated session if ($this->itip_send && !$this->rc->user->ID) { foreach (array('smtp_server', 'smtp_user', 'smtp_pass') as $prop) { $p[$prop] = $this->rc->config->get("calendar_itip_$prop", $p[$prop]); } } return $p; } /** * Helper function to build a Mail_mime object to send an iTip message * * @param array Event object to send * @param string iTip method (REQUEST|REPLY|CANCEL) * @param boolean Request RSVP * @return object Mail_mime object with message data */ public function compose_itip_message($event, $method, $rsvp = true) { $from = rcube_utils::idn_to_ascii($this->sender['email']); $from_utf = rcube_utils::idn_to_utf8($from); $sender = format_email_recipient($from, $this->sender['name']); // truncate list attendees down to the recipient of the iTip Reply. // constraints for a METHOD:REPLY according to RFC 5546 if ($method == 'REPLY') { $replying_attendee = null; $reply_attendees = array(); foreach ($event['attendees'] as $attendee) { if ($attendee['role'] == 'ORGANIZER') { $reply_attendees[] = $attendee; } // we accept on behalf of a resource else if (strcasecmp($attendee['email'], $event['_resource']) == 0) { $replying_attendee = $attendee; $replying_attendee['sent-by'] = 'mailto:' . $from_utf; } else if (strcasecmp($attendee['email'], $from) == 0 || strcasecmp($attendee['email'], $from_utf) == 0) { $replying_attendee = $attendee; if ($attendee['status'] != 'DELEGATED') { unset($replying_attendee['rsvp']); // unset the RSVP attribute } } // include attendees relevant for delegation (RFC 5546, Section 4.2.5) else if ((!empty($attendee['delegated-to']) && (strcasecmp($attendee['delegated-to'], $from) == 0 || strcasecmp($attendee['delegated-to'], $from_utf) == 0)) || (!empty($attendee['delegated-from']) && (strcasecmp($attendee['delegated-from'], $from) == 0 || strcasecmp($attendee['delegated-from'], $from_utf) == 0))) { $reply_attendees[] = $attendee; } } if ($replying_attendee) { array_unshift($reply_attendees, $replying_attendee); $event['attendees'] = $reply_attendees; } if ($event['recurrence']) { unset($event['recurrence']['EXCEPTIONS']); } } // set RSVP for every attendee else if ($method == 'REQUEST') { foreach ($event['attendees'] as $i => $attendee) { if ( ($rsvp || !isset($attendee['rsvp'])) && ( (empty($attendee['status']) || $attendee['status'] != 'DELEGATED') && $attendee['role'] != 'NON-PARTICIPANT' ) ) { $event['attendees'][$i]['rsvp']= (bool) $rsvp; } } } else if ($method == 'CANCEL') { if ($event['recurrence']) { unset($event['recurrence']['EXCEPTIONS']); } } // Set SENT-BY property if the sender is not the organizer if ($method == 'CANCEL' || $method == 'REQUEST') { foreach ((array)$event['attendees'] as $idx => $attendee) { if ($attendee['role'] == 'ORGANIZER' && $attendee['email'] && strcasecmp($attendee['email'], $from) != 0 && strcasecmp($attendee['email'], $from_utf) != 0 ) { $attendee['sent-by'] = 'mailto:' . $from_utf; $event['organizer'] = $event['attendees'][$idx] = $attendee; break; } } } // compose multipart message using PEAR:Mail_Mime $message = new Mail_mime("\r\n"); $message->setParam('text_encoding', 'quoted-printable'); $message->setParam('head_encoding', 'quoted-printable'); $message->setParam('head_charset', RCUBE_CHARSET); $message->setParam('text_charset', RCUBE_CHARSET . ";\r\n format=flowed"); $message->setContentType('multipart/alternative'); // compose common headers array $headers = array( 'From' => $sender, 'Date' => $this->rc->user_date(), 'Message-ID' => $this->rc->gen_message_id(), 'X-Sender' => $from, ); if ($agent = $this->rc->config->get('useragent')) { $headers['User-Agent'] = $agent; } $message->headers($headers); // attach ics file for this event $ical = libcalendaring::get_ical(); $ics = $ical->export(array($event), $method, false, $method == 'REQUEST' && $this->plugin->driver ? array($this->plugin->driver, 'get_attachment_body') : false); $filename = !empty($event['_type']) && $event['_type'] == 'task' ? 'todo.ics' : 'event.ics'; $message->addAttachment($ics, 'text/calendar', $filename, false, '8bit', '', RCUBE_CHARSET . "; method=" . $method); return $message; } /** * Forward the given iTip event as delegation to another person * * @param array Event object to delegate * @param mixed Delegatee as string or hash array with keys 'name' and 'mailto' * @param boolean The delegator's RSVP flag * @param array List with indexes of new/updated attendees * @return boolean True on success, False on failure */ public function delegate_to(&$event, $delegate, $rsvp = false, &$attendees = array()) { if (is_string($delegate)) { $delegates = rcube_mime::decode_address_list($delegate, 1, false); if (count($delegates) > 0) { $delegate = reset($delegates); } } $emails = $this->lib->get_user_emails(); $me = $this->rc->user->list_emails(true); // find/create the delegate attendee $delegate_attendee = array( 'email' => $delegate['mailto'], 'name' => $delegate['name'], 'role' => 'REQ-PARTICIPANT', ); $delegate_index = count($event['attendees']); foreach ($event['attendees'] as $i => $attendee) { // set myself the DELEGATED-TO parameter if ($attendee['email'] && in_array(strtolower($attendee['email']), $emails)) { $event['attendees'][$i]['delegated-to'] = $delegate['mailto']; $event['attendees'][$i]['status'] = 'DELEGATED'; $event['attendees'][$i]['role'] = 'NON-PARTICIPANT'; $event['attendees'][$i]['rsvp'] = $rsvp; $me['email'] = $attendee['email']; $delegate_attendee['role'] = $attendee['role']; } // the disired delegatee is already listed as an attendee else if (stripos($delegate['mailto'], $attendee['email']) !== false && $attendee['role'] != 'ORGANIZER') { $delegate_attendee = $attendee; $delegate_index = $i; break; } // TODO: remove previous delegatee (i.e. attendee that has DELEGATED-FROM == $me) } // set/add delegate attendee with RSVP=TRUE and DELEGATED-FROM parameter $delegate_attendee['rsvp'] = true; $delegate_attendee['status'] = 'NEEDS-ACTION'; $delegate_attendee['delegated-from'] = $me['email']; $event['attendees'][$delegate_index] = $delegate_attendee; $attendees[] = $delegate_index; $this->set_sender_email($me['email']); return $this->send_itip_message($event, 'REQUEST', $delegate_attendee, 'itipsubjectdelegatedto', 'itipmailbodydelegatedto'); } /** * Handler for calendar/itip-status requests */ public function get_itip_status($event, $existing = null) { $action = $event['rsvp'] ? 'rsvp' : ''; $status = $event['fallback']; $latest = $rescheduled = false; $html = ''; if (is_numeric($event['changed'])) { $event['changed'] = new DateTime('@'.$event['changed']); } // check if the given itip object matches the last state if ($existing) { $latest = (isset($event['sequence']) && intval($existing['sequence']) == intval($event['sequence'])) || (!isset($event['sequence']) && $existing['changed'] && $existing['changed'] >= $event['changed']); } // determine action for REQUEST if ($event['method'] == 'REQUEST') { $html = html::div('rsvp-status', $this->gettext('acceptinvitation')); if ($existing) { $rsvp = $event['rsvp']; $emails = $this->lib->get_user_emails(); foreach ($existing['attendees'] as $attendee) { if ($attendee['email'] && in_array(strtolower($attendee['email']), $emails)) { $status = strtoupper($attendee['status']); break; } } } else { $rsvp = $event['rsvp'] && $this->rc->config->get('calendar_allow_itip_uninvited', true); } $status_lc = strtolower($status); if ($status_lc == 'unknown' && !$this->rc->config->get('calendar_allow_itip_uninvited', true)) { $html = html::div('rsvp-status', $this->gettext('notanattendee')); $action = 'import'; } else if (in_array($status_lc, $this->rsvp_status)) { $status_text = $this->gettext(($latest ? 'youhave' : 'youhavepreviously') . $status_lc); if ($existing && ($existing['sequence'] > $event['sequence'] || (!isset($event['sequence']) && $existing['changed'] && $existing['changed'] > $event['changed'])) ) { $action = ''; // nothing to do here, outdated invitation if ($status_lc == 'needs-action') { $status_text = $this->gettext('outdatedinvitation'); } } else if (!$existing && !$rsvp) { $action = 'import'; } else { if ($latest) { $diff = $this->get_itip_diff($event, $existing); // Detect re-scheduling // FIXME: This is probably to simplistic, or maybe we should just check // attendee's RSVP flag in the new event? $rescheduled = !empty($diff['start']) || !empty($diff['end']); unset($diff['start'], $diff['end']); } if ($rescheduled) { $action = 'rsvp'; $latest = false; } else if ($status_lc != 'needs-action') { // check if there are any changes if ($latest) { $latest = empty($diff); } $action = !$latest ? 'update' : ''; } } $html = html::div('rsvp-status ' . $status_lc, $status_text); } } // determine action for REPLY else if ($event['method'] == 'REPLY') { // check whether the sender already is an attendee if ($existing) { // Relax checking if that is a reply to the latest version of the event // We accept versions with older SEQUENCE but no significant changes (Bifrost#T78144) if (!$latest) { $num = $got = 0; foreach (array('start', 'end', 'due', 'allday', 'recurrence', 'location') as $key) { if (isset($existing[$key])) { if ($key == 'allday') { $event[$key] = $event[$key] == 'true'; } $value = $existing[$key] instanceof DateTime ? $existing[$key]->format('c') : $existing[$key]; $num++; $got += intval($value == $event[$key]); } } $latest = $num === $got; } $action = $this->rc->config->get('calendar_allow_itip_uninvited', true) ? 'accept' : ''; $listed = false; foreach ($existing['attendees'] as $attendee) { if ($attendee['role'] != 'ORGANIZER' && strcasecmp($attendee['email'], $event['attendee']) == 0) { $status_lc = strtolower($status); if (in_array($status_lc, $this->rsvp_status)) { $html = html::div('rsvp-status ' . $status_lc, $this->gettext(array( 'name' => 'attendee' . $status_lc, 'vars' => array( 'delegatedto' => rcube::Q($event['delegated-to'] ?: ($attendee['delegated-to'] ?: '?')), ) ))); } $action = $attendee['status'] == $status || !$latest ? '' : 'update'; $listed = true; break; } } if (!$listed) { $html = html::div('rsvp-status', $this->gettext('itipnewattendee')); } } else { $html = html::div('rsvp-status hint', $this->gettext('itipobjectnotfound')); $action = ''; } } else if ($event['method'] == 'CANCEL') { if (!$existing) { $html = html::div('rsvp-status hint', $this->gettext('itipobjectnotfound')); $action = ''; } } return array( 'uid' => $event['uid'], 'id' => asciiwords($event['uid'], true), 'existing' => $existing ? true : false, 'saved' => $existing ? true : false, 'latest' => $latest, 'status' => $status, 'action' => $action, 'rescheduled' => $rescheduled, 'html' => $html, ); } protected function get_itip_diff($event, $existing) { if (empty($event) || empty($existing) || empty($event['message_uid']) || empty($event['mime_id'])) { return; } $itip = $this->lib->mail_get_itip_object($event['mbox'], $event['message_uid'], $event['mime_id'], $event['task'] == 'calendar' ? 'event' : 'task'); if ($itip) { // List of properties that could change without SEQUENCE bump $attrs = array('description', 'title', 'location', 'url'); $diff = array(); foreach ($attrs as $attr) { if (isset($itip[$attr]) && $itip[$attr] != $existing[$attr]) { $diff[$attr] = array( 'new' => $itip[$attr], 'old' => $existing[$attr] ); } } $status = array(); $itip_attendees = array(); $existing_attendees = array(); $emails = $this->lib->get_user_emails(); // Compare list of attendees (ignoring current user status) foreach ((array) $existing['attendees'] as $idx => $attendee) { if ($attendee['email'] && in_array(strtolower($attendee['email']), $emails)) { $status[strtolower($attendee['email'])] = $attendee['status']; } if ($attendee['role'] == 'ORGANIZER') { $attendee['status'] = 'ACCEPTED'; // sometimes is not set for exceptions $existing['attendees'][$idx] = $attendee; } $existing_attendees[] = $attendee['email'] . (isset($attendee['name']) ? $attendee['name'] : ''); } foreach ((array) $itip['attendees'] as $idx => $attendee) { if (!empty($attendee['email']) && !empty($status[strtolower($attendee['email'])])) { $attendee['status'] = $status[strtolower($attendee['email'])]; $itip['attendees'][$idx] = $attendee; } $itip_attendees[] = $attendee['email'] . (isset($attendee['name']) ? $attendee['name'] : ''); } if ($itip_attendees != $existing_attendees) { $diff['attendees'] = array( 'new' => $itip['attendees'], 'old' => $existing['attendees'] ); } if ($existing['start'] != $itip['start']) { $diff['start'] = array( 'new' => $itip['start'], 'old' => $existing['start'], ); } if ($existing['end'] != $itip['end']) { $diff['end'] = array( 'new' => $itip['end'], 'old' => $existing['end'], ); } return $diff; } } /** * Build inline UI elements for iTip messages */ public function mail_itip_inline_ui($event, $method, $mime_id, $task, $message_date = null, $preview_url = null) { $buttons = array(); $dom_id = asciiwords($event['uid'], true); $rsvp_status = 'unknown'; $rsvp_buttons = ''; // pass some metadata about the event and trigger the asynchronous status check $changed = is_object($event['changed']) ? $event['changed'] : $message_date; $metadata = array( 'uid' => $event['uid'], '_instance' => isset($event['_instance']) ? $event['_instance'] : null, 'changed' => $changed ? $changed->format('U') : 0, 'sequence' => intval($event['sequence']), 'method' => $method, 'task' => $task, 'mime_id' => $mime_id, ); // create buttons to be activated from async request checking existence of this event in local calendars $buttons[] = html::div(array('id' => 'loading-'.$dom_id, 'class' => 'rsvp-status loading'), $this->gettext('loading')); // on iTip REPLY we have two options: if ($method == 'REPLY') { $title = $this->gettext('itipreply'); - foreach ($event['attendees'] as $attendee) { - if (!empty($attendee['email']) && $attendee['role'] != 'ORGANIZER') { - if (empty($event['_sender']) || self::compare_email($attendee['email'], $event['_sender'], $event['_sender_utf'])) { - $metadata['attendee'] = $attendee['email']; - $rsvp_status = strtoupper($attendee['status']); - if ($attendee['delegated-to']) { - $metadata['delegated-to'] = $attendee['delegated-to']; - } - break; - } - } - } - - // It may happen that sender's address is different in From: and the attached iTip - // In such case use the ATTENDEE entry with the address from From: header - if (empty($metadata['attendee']) && !empty($event['_sender'])) { - // remove the organizer - $itip_attendees = array_filter($event['attendees'], function($item) { return $item['role'] != 'ORGANIZER'; }); + $attendee = self::find_reply_attendee($event); - // there must be only one attendee - if (is_array($itip_attendees) && count($itip_attendees) == 1) { - $event_attendee = $itip_attendees[key($itip_attendees)]; - $metadata['attendee'] = $event['_sender']; - $rsvp_status = strtoupper($event_attendee['status']); + if ($attendee) { + $metadata['attendee'] = $attendee['email']; + $rsvp_status = strtoupper($attendee['status']); + if ($attendee['delegated-to']) { + $metadata['delegated-to'] = $attendee['delegated-to']; } } // 1. update the attendee status on our copy $update_button = html::tag('input', array( 'type' => 'button', 'class' => 'button', 'onclick' => "rcube_libcalendaring.add_from_itip_mail('" . rcube::JQ($mime_id) . "', '$task')", 'value' => $this->gettext('updateattendeestatus'), )); // 2. accept or decline a new or delegate attendee $accept_buttons = html::tag('input', array( 'type' => 'button', 'class' => "button accept", 'onclick' => "rcube_libcalendaring.add_from_itip_mail('" . rcube::JQ($mime_id) . "', '$task')", 'value' => $this->gettext('acceptattendee'), )); $accept_buttons .= html::tag('input', array( 'type' => 'button', 'class' => "button decline", 'onclick' => "rcube_libcalendaring.decline_attendee_reply('" . rcube::JQ($mime_id) . "', '$task')", 'value' => $this->gettext('declineattendee'), )); $buttons[] = html::div(array('id' => 'update-'.$dom_id, 'style' => 'display:none'), $update_button); $buttons[] = html::div(array('id' => 'accept-'.$dom_id, 'style' => 'display:none'), $accept_buttons); // For replies we need more metadata foreach (array('start', 'end', 'due', 'allday', 'recurrence', 'location') as $key) { if (isset($event[$key])) { $metadata[$key] = $event[$key] instanceof DateTime ? $event[$key]->format('c') : $event[$key]; } } } // when receiving iTip REQUEST messages: else if ($method == 'REQUEST') { $emails = $this->lib->get_user_emails(); $title = $event['sequence'] > 0 ? $this->gettext('itipupdate') : $this->gettext('itipinvitation'); $metadata['rsvp'] = true; $metadata['sensitivity'] = $event['sensitivity']; if (is_object($event['start'])) { $metadata['date'] = $event['start']->format('U'); } // check for X-KOLAB-INVITATIONTYPE property and only show accept/decline buttons if (self::get_custom_property($event, 'X-KOLAB-INVITATIONTYPE') == 'CONFIRMATION') { $this->rsvp_actions = array('accepted','declined'); $metadata['nosave'] = true; } // 1. display RSVP buttons (if the user was invited) foreach ($this->rsvp_actions as $method) { $rsvp_buttons .= html::tag('input', array( 'type' => 'button', 'class' => "button $method", 'onclick' => "rcube_libcalendaring.add_from_itip_mail('" . rcube::JQ($mime_id) . "', '$task', '$method', '$dom_id')", 'value' => $this->gettext('itip' . $method), )); } // add button to open calendar/preview if (!empty($preview_url)) { $msgref = $this->lib->ical_message->folder . '/' . $this->lib->ical_message->uid . '#' . $mime_id; $rsvp_buttons .= html::tag('input', array( 'type' => 'button', // TODO: Temp. disable this button on small screen in Elastic (Bifrost#T105747) 'class' => "button preview hidden-phone hidden-small", 'onclick' => "rcube_libcalendaring.open_itip_preview('" . rcube::JQ($preview_url) . "', '" . rcube::JQ($msgref) . "')", 'value' => $this->gettext('openpreview'), )); } // 2. update the local copy with minor changes $update_button = html::tag('input', array( 'type' => 'button', 'class' => 'button', 'onclick' => "rcube_libcalendaring.add_from_itip_mail('" . rcube::JQ($mime_id) . "', '$task')", 'value' => $this->gettext('updatemycopy'), )); // 3. Simply import the event without replying $import_button = html::tag('input', array( 'type' => 'button', 'class' => 'button', 'onclick' => "rcube_libcalendaring.add_from_itip_mail('" . rcube::JQ($mime_id) . "', '$task')", 'value' => $this->gettext('importtocalendar'), )); // check my status as an attendee foreach ($event['attendees'] as $attendee) { if ($attendee['email'] && $attendee['role'] != 'ORGANIZER' && in_array(strtolower($attendee['email']), $emails)) { $metadata['attendee'] = $attendee['email']; $metadata['rsvp'] = $attendee['rsvp'] || $attendee['role'] != 'NON-PARTICIPANT'; $rsvp_status = !empty($attendee['status']) ? strtoupper($attendee['status']) : 'NEEDS-ACTION'; break; } } // add itip reply message controls $rsvp_buttons .= html::div('itip-reply-controls', $this->itip_rsvp_options_ui($dom_id, !empty($metadata['nosave']))); $buttons[] = html::div(array('id' => 'rsvp-'.$dom_id, 'class' => 'rsvp-buttons', 'style' => 'display:none'), $rsvp_buttons); $buttons[] = html::div(array('id' => 'update-'.$dom_id, 'style' => 'display:none'), $update_button); // prepare autocompletion for delegation dialog if (in_array('delegated', $this->rsvp_actions)) { $this->rc->autocomplete_init(); } } // for CANCEL messages, we can: else if ($method == 'CANCEL') { $title = $this->gettext('itipcancellation'); $event_prop = array_filter(array( 'uid' => $event['uid'], '_instance' => isset($event['_instance']) ? $event['_instance'] : null, '_savemode' => isset($event['_savemode']) ? $event['_savemode'] : null, )); // 1. remove the event from our calendar $button_remove = html::tag('input', array( 'type' => 'button', 'class' => 'button', 'onclick' => "rcube_libcalendaring.remove_from_itip(" . rcube_output::json_serialize($event_prop) . ", '$task', '" . rcube::JQ($event['title']) . "')", 'value' => $this->gettext('removefromcalendar'), )); // 2. update our copy with status=cancelled $button_update = html::tag('input', array( 'type' => 'button', 'class' => 'button', 'onclick' => "rcube_libcalendaring.add_from_itip_mail('" . rcube::JQ($mime_id) . "', '$task')", 'value' => $this->gettext('updatemycopy'), )); $buttons[] = html::div(array('id' => 'rsvp-'.$dom_id, 'style' => 'display:none'), $button_remove . $button_update); $rsvp_status = 'CANCELLED'; $metadata['rsvp'] = true; } // append generic import button if (!empty($import_button)) { $buttons[] = html::div(array('id' => 'import-'.$dom_id, 'style' => 'display:none'), $import_button); } // pass some metadata about the event and trigger the asynchronous status check $metadata['fallback'] = $rsvp_status; $metadata['rsvp'] = intval($metadata['rsvp']); $this->rc->output->add_script("rcube_libcalendaring.fetch_itip_object_status(" . rcube_output::json_serialize($metadata) . ")", 'docready'); // get localized texts from the right domain foreach (array('savingdata','deleteobjectconfirm','declinedeleteconfirm','declineattendee', 'cancel','itipdelegated','declineattendeeconfirm','itipcomment','delegateinvitation', 'delegateto','delegatersvpme','delegateinvalidaddress') as $label) { $this->rc->output->command('add_label', "itip.$label", $this->gettext($label)); } // show event details with buttons return $this->itip_object_details_table($event, $title) . html::div(array('class' => 'itip-buttons', 'id' => 'itip-buttons-' . asciiwords($metadata['uid'], true)), join('', $buttons)); } /** * Render an RSVP UI widget with buttons to respond on iTip invitations */ function itip_rsvp_buttons($attrib = array(), $actions = null) { $attrib += array('type' => 'button'); if (!$actions) { $actions = $this->rsvp_actions; } $buttons = ''; foreach ($actions as $method) { $buttons .= html::tag('input', array( 'type' => $attrib['type'], 'name' => !empty($attrib['iname']) ? $attrib['iname'] : null, 'class' => 'button', 'rel' => $method, 'value' => $this->gettext('itip' . $method), )); } // add localized texts for the delegation dialog if (in_array('delegated', $actions)) { foreach (array('itipdelegated','itipcomment','delegateinvitation', 'delegateto','delegatersvpme','delegateinvalidaddress','cancel') as $label) { $this->rc->output->command('add_label', "itip.$label", $this->gettext($label)); } } foreach (array('all','current','future') as $mode) { $this->rc->output->command('add_label', "rsvpmode$mode", $this->gettext("rsvpmode$mode")); } $savemode_radio = new html_radiobutton(array('name' => '_rsvpmode', 'class' => 'rsvp-replymode')); return html::div($attrib, html::div('label', $this->gettext('acceptinvitation')) . html::div('rsvp-buttons itip-buttons', $buttons . html::div('itip-reply-controls', $this->itip_rsvp_options_ui($attrib['id'])) ) ); } /** * Render UI elements to control iTip reply message sending */ public function itip_rsvp_options_ui($dom_id, $disable = false) { $itip_sending = $this->rc->config->get('calendar_itip_send_option', 3); // itip sending is entirely disabled if ($itip_sending === 0) { return ''; } // add checkbox to suppress itip reply message else if ($itip_sending >= 2) { $toggle_attrib = array( 'type' => 'checkbox', 'id' => 'noreply-'.$dom_id, 'value' => 1, 'disabled' => $disable, 'checked' => ($itip_sending & 1) == 0, 'class' => 'pretty-checkbox', ); $rsvp_additions = html::label(array('class' => 'noreply-toggle'), html::tag('input', $toggle_attrib) . ' ' . $this->gettext('itipsuppressreply') ); } // add input field for reply comment $toggle_attrib = array( 'href' => '#toggle', 'class' => 'reply-comment-toggle', 'onclick' => '$(this).hide().parent().find(\'textarea\').show().focus()' ); $textarea_attrib = array( 'id' => 'reply-comment-' . $dom_id, 'name' => '_comment', 'cols' => 40, 'rows' => 4, 'class' => 'form-control', 'style' => 'display:none', 'placeholder' => $this->gettext('itipcomment') ); $rsvp_additions .= html::a($toggle_attrib, $this->gettext('itipeditresponse')) . html::div('itip-reply-comment', html::tag('textarea', $textarea_attrib, '')); return $rsvp_additions; } /** * Render event/task details in a table */ function itip_object_details_table($event, $title) { $table = new html_table(array('cols' => 2, 'border' => 0, 'class' => 'calendar-eventdetails')); $table->add('ititle', $title); $table->add('title', rcube::Q(trim($event['title']))); if ($event['start'] && $event['end']) { $table->add('label', $this->gettext('date')); $table->add('date', rcube::Q($this->lib->event_date_text($event))); } else if ($event['due'] && $event['_type'] == 'task') { $table->add('label', $this->gettext('date')); $table->add('date', rcube::Q($this->lib->event_date_text($event))); } if (!empty($event['recurrence_date'])) { $table->add('label', ''); $table->add('recurrence-id', $this->gettext($event['thisandfuture'] ? 'itipfutureoccurrence' : 'itipsingleoccurrence')); } else if (!empty($event['recurrence'])) { $table->add('label', $this->gettext('recurring')); $table->add('recurrence', $this->lib->recurrence_text($event['recurrence'])); } if (isset($event['location']) && ($location = trim($event['location']))) { $table->add('label', $this->gettext('location')); $table->add('location', rcube::Q($location)); } if (($sensitivity = trim($event['sensitivity'])) && !preg_match('/^(x-|public$)/i', $sensitivity)) { $table->add('label', $this->gettext('sensitivity')); $table->add('sensitivity', ucfirst($this->gettext($sensitivity)) . '!'); } if (!empty($event['status']) && ($event['status'] == 'COMPLETED' || $event['status'] == 'CANCELLED')) { $table->add('label', $this->gettext('status')); $table->add('status', $this->gettext('status-' . strtolower($event['status']))); } if (isset($event['comment']) && ($comment = trim($event['comment']))) { $table->add('label', $this->gettext('comment')); $table->add('location', rcube::Q($comment)); } return $table->show(); } /** * Create iTIP invitation token for later replies via URL * * @param array Hash array with event properties * @param string Attendee email address * @return string Invitation token */ public function store_invitation($event, $attendee) { // empty stub return false; } /** * Mark invitations for the given event as cancelled * * @param array Hash array with event properties */ public function cancel_itip_invitation($event) { // empty stub return false; } /** * Utility function to get the value of a custom property */ public static function get_custom_property($event, $name) { $ret = false; if (is_array($event['x-custom'])) { array_walk($event['x-custom'], function($prop, $i) use ($name, &$ret) { if (strcasecmp($prop[0], $name) === 0) { $ret = $prop[1]; } }); } return $ret; } /** * Compare email address */ public static function compare_email($value, $email, $email_utf = null) { $v1 = !empty($email) && strcasecmp($value, $email) === 0; $v2 = !empty($email_utf) && strcasecmp($value, $email_utf) === 0; return $v1 || $v2; } + + /** + * Find an attendee that is not the organizer and has an email matching $email_field + */ + public function find_attendee_by_email($attendees, $email_field, $email, $email_utf = null) { + foreach ($attendees as $_attendee) { + if ($attendee['role'] == 'ORGANIZER') { + continue; + } + if (!empty($attendee[$email_field]) && self::compare_email($attendee[$email_field], $email, $email_utf)) { + return $attendee; + } + } + return null; + } + + /** + * Find the replying attendee in a REPLY + */ + public static function find_reply_attendee($event) { + // remove the organizer + $itip_attendees = array_filter($event['attendees'], function($item) { return $item['role'] != 'ORGANIZER' && !empty($item['email']); }); + $attendee = null; + + // According to rfc there should only be one attendee for a REPLY + if (count($itip_attendees) == 1) { + return array_pop($itip_attendees); + } + + // If we don't have anything to match by, pick the first and hope for the best. + if (empty($event['_sender'])) { + return array_shift($itip_attendees); + } + + // try to match by sent-by + if ($attendee = self::find_attendee_by_email($itip_attendees, 'sent-by', $event['_sender'], $event['_sender_utf'])) { + return $attendee; + } + + // try to match by email + if ($attendee = self::find_attendee_by_email($itip_attendees, 'email', $event['_sender'], $event['_sender_utf'])) { + return $attendee; + } + + return null; + } }