PHP Agenda::add_event方法代码示例

//.........这里部分代码省略.........
             $startDateDay = substr($date, 6, 8);
             $startDate = $startDateYear . '-' . $startDateMonth . '-' . $startDateDay . ' ' . $startTime . ":00";
             $endDate = $startDateYear . '-' . $startDateMonth . '-' . $startDateDay . ' ' . $endTime . ":00";
             if (!api_is_valid_date($startDate) || !api_is_valid_date($endDate)) {
                 $this->logger->addInfo("Verify your dates:  '{$startDate}' : '{$endDate}' ");
                 $errorFound = true;
             }
             // If old events do nothing.
             /*if (api_strtotime($startDate) < time()) {
                   continue;
               }*/
             if ($errorFound == false) {
                 $eventsToCreate[] = array('start' => $startDate, 'end' => $endDate, 'title' => $title, 'sender_id' => $teacherId, 'course_id' => $courseInfo['real_id'], 'session_id' => $sessionId, 'comment' => $comment, 'color' => $color, $this->extraFieldIdNameList['calendar_event'] => $row['external_calendar_itemID']);
             }
         }
         if (empty($eventsToCreate)) {
             $this->logger->addInfo("No events to add");
             return 0;
         }
         $this->logger->addInfo("Ready to insert events");
         $agenda = new Agenda();
         $extraFieldValue = new ExtraFieldValue('calendar_event');
         $extraFieldName = $this->extraFieldIdNameList['calendar_event'];
         $externalEventId = null;
         $extraField = new ExtraField('calendar_event');
         $extraFieldInfo = $extraField->get_handler_field_info_by_field_variable($extraFieldName);
         if (empty($extraFieldInfo)) {
             $this->logger->addInfo("No calendar event extra field created: {$extraFieldName}");
             return 0;
         }
         foreach ($eventsToCreate as $event) {
             $update = false;
             $item = null;
             if (!isset($event[$extraFieldName])) {
                 $this->logger->addInfo("No external_calendar_itemID found. Skipping ...");
                 continue;
             } else {
                 $externalEventId = $event[$extraFieldName];
                 if (empty($externalEventId)) {
                     $this->logger->addInfo("external_calendar_itemID was set but empty. Skipping ...");
                     continue;
                 }
                 $items = $extraFieldValue->get_item_id_from_field_variable_and_field_value($extraFieldName, $externalEventId, false, false, true);
                 $item = null;
                 foreach ($items as $tempItem) {
                     if ($tempItem['c_id'] == $event['course_id']) {
                         $item = $tempItem;
                     }
                 }
                 if (!empty($item)) {
                     $this->logger->addInfo("Event #{$externalEventId} was already added. Updating ...");
                     $update = true;
                     //continue;
                 }
             }
             $courseInfo = api_get_course_info_by_id($event['course_id']);
             $agenda->set_course($courseInfo);
             $agenda->setType('course');
             $agenda->setSessionId($event['session_id']);
             $agenda->setSenderId($event['sender_id']);
             $agenda->setIsAllowedToEdit(true);
             $eventComment = $event['comment'];
             $color = $event['color'];
             // To use the event comment you need
             // ALTER TABLE c_calendar_event ADD COLUMN comment TEXT;
             // add in configuration.php allow_agenda_event_comment = true
             if (empty($courseInfo)) {
                 $this->logger->addInfo("No course found for added: #" . $event['course_id'] . " Skipping ...");
                 continue;
             }
             if (empty($event['sender_id'])) {
                 $this->logger->addInfo("No sender found: #" . $event['sender_id'] . " Skipping ...");
                 continue;
             }
             $content = '';
             if ($update && isset($item['calendar_event_id'])) {
                 //the event already exists, just update
                 $eventId = $agenda->edit_event($item['calendar_event_id'], $event['start'], $event['end'], false, $event['title'], $content, array('everyone'), array(), null, $eventComment, $color);
                 if ($eventId !== false) {
                     $this->logger->addInfo("Event updated: #{$eventId}");
                 } else {
                     $this->logger->addInfo("Error while updating event.");
                 }
             } else {
                 // New event. Create it.
                 $eventId = $agenda->add_event($event['start'], $event['end'], false, $event['title'], $content, array('everyone'), false, null, array(), null, $eventComment, $color);
                 if (!empty($eventId)) {
                     $extraFieldValue->is_course_model = true;
                     $extraFieldValue->save(array('field_value' => $externalEventId, 'field_id' => $extraFieldInfo['id'], 'calendar_event_id' => $eventId, 'c_id' => $event['course_id']));
                     $this->logger->addInfo("Event added: #{$eventId}");
                 } else {
                     $this->logger->addInfo("Error while creating event.");
                 }
             }
         }
     }
     if ($moveFile) {
         $this->moveFile($file);
     }
 }

/**
 * @param int $workId
 * @param array $params
 * @param array $courseInfo
 * @param int $groupId
 */
function updatePublicationAssignment($workId, $params, $courseInfo, $groupId)
{
    $table = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT);
    $workTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
    $workId = intval($workId);
    $time = time();
    $course_id = $courseInfo['real_id'];

    // Insert into agenda
    $agendaId = 0;

    if (isset($params['add_to_calendar']) && $params['add_to_calendar'] == 1) {
        require_once api_get_path(SYS_CODE_PATH).'calendar/agenda.inc.php';
        require_once api_get_path(SYS_CODE_PATH).'resourcelinker/resourcelinker.inc.php';

        // Setting today date
        $date = $end_date = $time;

        if (!empty($params['enableExpiryDate'])) {
            $end_date = $params['expires_on'];
            $date = $end_date;
        }

        $title = sprintf(get_lang('HandingOverOfTaskX'), $params['new_dir']);
        $description = isset($params['description']) ? $params['description'] : '';
        $content = '<a href="'.api_get_path(WEB_CODE_PATH).'work/work_list.php?'.api_get_cidreq().'&id='.$workId.'">'
            .$params['new_dir'].'</a>'.$description;

        $agendaId = agendaExistsForWork($workId, $courseInfo);

        // Add/edit agenda
        $agenda = new Agenda();
        $agenda->set_course($courseInfo);
        $agenda->type = 'course';

        if (empty($agendaId)) {
            $agendaId = $agenda->add_event(
                $date,
                $end_date,
                'false',
                $title,
                $content,
                array('GROUP:'.$groupId)
            );
        } else {
            $agenda->edit_event(
                $agendaId,
                $end_date,
                $end_date,
                'false',
                $title,
                $content
            );
        }
    }

    $qualification = isset($params['qualification']) && !empty($params['qualification']) ? 1 : 0;
    $expiryDate = (isset($params['enableExpiryDate']) && $params['enableExpiryDate'] == 1) ? api_get_utc_datetime($params['expires_on']) : '0000-00-00 00:00:00';
    $endDate = ((isset($params['enableEndDate']) && $params['enableEndDate']==1) ? api_get_utc_datetime($params['ends_on']) : '0000-00-00 00:00:00');

    $data = get_work_assignment_by_id($workId, $course_id);

    if (empty($data)) {

        $sql = "INSERT INTO $table SET
                c_id = $course_id ,
                expires_on              = '".Database::escape_string($expiryDate)."',
                ends_on                 = '".Database::escape_string($endDate)."',
                add_to_calendar         = $agendaId,
                enable_qualification    = '$qualification',
                publication_id          = '$workId'";
        Database::query($sql);

        $my_last_id = Database::insert_id();

        $sql = "UPDATE $workTable SET
                    has_properties  = $my_last_id ,
                    view_properties = 1
                WHERE c_id = $course_id AND id = $workId";
        Database::query($sql);
    } else {
        $sql = "UPDATE $table SET
                    expires_on = '".$expiryDate."',
                    ends_on = '".$endDate."',
                    add_to_calendar  = $agendaId,
                    enable_qualification = '".$qualification."'
                WHERE
                    publication_id = $workId AND
                    c_id = $course_id AND
                    id = ".$data['id'];
        Database::query($sql);
    }

    if (!empty($params['category_id'])) {
//.........这里部分代码省略.........

 /**
  * Adds an announcement to the database
  * @param string Title of the announcement
  * @param string Content of the announcement
  * @param string Start date (YYYY-MM-DD HH:II: SS)
  * @param string End date (YYYY-MM-DD HH:II: SS)
  * @param int    Whether the announcement should be visible to teachers (1) or not (0)
  * @param int    Whether the announcement should be visible to students (1) or not (0)
  * @param int    Whether the announcement should be visible to anonymous users (1) or not (0)
  * @param string The language for which the announvement should be shown. Leave null for all langages
  * @param int    Whether to send an e-mail to all users (1) or not (0)
  * @return mixed  insert_id on success, false on failure
  */
 public static function add_announcement($title, $content, $date_start, $date_end, $visible_teacher = 0, $visible_student = 0, $visible_guest = 0, $lang = null, $send_mail = 0, $add_to_calendar = false)
 {
     $original_content = $content;
     $a_dateS = explode(' ', $date_start);
     $a_arraySD = explode('-', $a_dateS[0]);
     $a_arraySH = explode(':', $a_dateS[1]);
     $date_start_to_compare = array_merge($a_arraySD, $a_arraySH);
     $a_dateE = explode(' ', $date_end);
     $a_arrayED = explode('-', $a_dateE[0]);
     $a_arrayEH = explode(':', $a_dateE[1]);
     $date_end_to_compare = array_merge($a_arrayED, $a_arrayEH);
     $db_table = Database::get_main_table(TABLE_MAIN_SYSTEM_ANNOUNCEMENTS);
     if (!checkdate($date_start_to_compare[1], $date_start_to_compare[2], $date_start_to_compare[0])) {
         Display::display_normal_message(get_lang('InvalidStartDate'));
         return false;
     }
     if (($date_end_to_compare[1] || $date_end_to_compare[2] || $date_end_to_compare[0]) && !checkdate($date_end_to_compare[1], $date_end_to_compare[2], $date_end_to_compare[0])) {
         Display::display_normal_message(get_lang('InvalidEndDate'));
         return false;
     }
     if (strlen(trim($title)) == 0) {
         Display::display_normal_message(get_lang('InvalidTitle'));
         return false;
     }
     $start = api_get_utc_datetime($date_start);
     $end = api_get_utc_datetime($date_end);
     $title = Database::escape_string($title);
     $content = Database::escape_string($content);
     //Fixing urls that are sent by email
     $content = str_replace('src=\\"/home/', 'src=\\"' . api_get_path(WEB_PATH) . 'home/', $content);
     $content = str_replace('file=/home/', 'file=' . api_get_path(WEB_PATH) . 'home/', $content);
     $langsql = is_null($lang) ? 'NULL' : "'" . Database::escape_string($lang) . "'";
     global $_configuration;
     $current_access_url_id = 1;
     if ($_configuration['multiple_access_urls']) {
         $current_access_url_id = api_get_current_access_url_id();
     }
     $sql = "INSERT INTO " . $db_table . " (title,content,date_start,date_end,visible_teacher,visible_student,visible_guest, lang, access_url_id)\n\t\t\t\tVALUES ('" . $title . "','" . $content . "','" . $start . "','" . $end . "','" . $visible_teacher . "','" . $visible_student . "','" . $visible_guest . "'," . $langsql . ", " . $current_access_url_id . ")";
     if ($send_mail == 1) {
         SystemAnnouncementManager::send_system_announcement_by_email($title, $content, $visible_teacher, $visible_student, $lang);
     }
     $res = Database::query($sql);
     if ($res === false) {
         Debug::log_s(mysql_error());
         return false;
     }
     if ($add_to_calendar) {
         $agenda = new Agenda();
         $agenda->setType('admin');
         $agenda->add_event($date_start, $date_end, false, null, $title, $original_content);
     }
     return Database::insert_id();
 }

         $agenda = new Agenda();
         $agenda->setType('course');
         $repeatSettings = array();
         if (!empty($_POST['repeat'])) {
             $repeatSettings = array('repeat_type' => $_POST['repeat_type'], 'repeat_end' => $repeatEndDay);
             /*
                                 $res = agenda_add_repeat_item(
                                     $course_info,
                                     $id,
                                     $_POST['repeat_type'],
                                     $repeatEndDay,
                                     $_POST['users'],
                                     $safe_file_comment
                                 );*/
         }
         $id = $agenda->add_event($startDate, $endDate, null, null, $_POST['title'], $_POST['content'], $_POST['users'], false, null, array('comment' => $fileComment, 'file' => $fileAttachment), $repeatSettings);
         Display::display_confirmation_message(get_lang('AddSuccess'));
     } else {
         show_add_form();
     }
     break;
 case "announce":
     //copying the agenda item into an announcement
     if (!(api_is_course_coach() && !api_is_element_in_the_session(TOOL_AGENDA, $event_id))) {
         // a coach can only delete an element belonging to his session
         $ann_id = store_agenda_item_as_announcement($event_id);
         $tool_group_link = isset($_SESSION['toolgroup']) ? '&toolgroup=' . $_SESSION['toolgroup'] : '';
         Display::display_normal_message(get_lang('CopiedAsAnnouncement') . '&nbsp;<a href="../announcements/announcements.php?id=' . $ann_id . $tool_group_link . '">' . get_lang('NewAnnouncement') . '</a>', false);
     }
     break;
 case 'importical':

if ($teacher) {
    switch ($action) {
        case 'add_to_calendar':
            $course_info = api_get_course_info();
            $agenda = new Agenda();
            $agenda->type = 'course';

            $id = intval($_GET['id']);
            $title = sprintf(get_lang('VideoConferenceXCourseX'), $id, $course_info['name']);
            $content = Display::url(get_lang('GoToTheVideoConference'), $_GET['url']);

            $event_id = $agenda->add_event(
                $_REQUEST['start'],
                null,
                'true',
                $title,
                $content,
                array('everyone')
            );
            if (!empty($event_id)) {
                $message = Display::return_message(get_lang('VideoConferenceAddedToTheCalendar'), 'success');
            } else {
                $message = Display::return_message(get_lang('Error'), 'error');
            }
            break;
        case 'copy_record_to_link_tool':
            $result = $bbb->copyRecordToLinkTool($_GET['id']);
            if ($result) {
                $message = Display::return_message(get_lang('VideoConferenceAddedToTheLinkTool'), 'success');
            } else {
                $message = Display::return_message(get_lang('Error'), 'error');

if (api_is_allowed_to_edit(false, true) or api_get_course_setting('allow_user_edit_agenda') && !api_is_anonymous() && api_is_allowed_to_session_edit(false, true) or GroupManager::user_has_access(api_get_user_id(), $group_id, GroupManager::GROUP_TOOL_CALENDAR) && GroupManager::is_tutor_of_group(api_get_user_id(), $group_id)) {
    switch ($action) {
        case 'add':
            $actionName = get_lang('Add');
            $form = $agenda->getForm(array('action' => 'add'));
            if ($form->validate()) {
                $values = $form->getSubmitValues();
                $sendEmail = isset($values['add_announcement']) ? true : false;
                $allDay = isset($values['all_day']) ? 'true' : 'false';
                $sendAttachment = isset($_FILES['user_upload']) ? true : false;
                $attachment = $sendAttachment ? $_FILES['user_upload'] : null;
                $attachmentComment = isset($values['file_comment']) ? $values['file_comment'] : null;
                $comment = isset($values['comment']) ? $values['comment'] : null;
                $startDate = $values['date_range_start'];
                $endDate = $values['date_range_end'];
                $eventId = $agenda->add_event($startDate, $endDate, $allDay, $values['title'], $values['content'], $values['users_to_send'], $sendEmail, null, $attachment, $attachmentComment, $comment);
                if (!empty($values['repeat']) && !empty($eventId)) {
                    // End date is always set as 23:59:59
                    $endDate = substr($values['repeat_end_day'], 0, 10) . ' 23:59:59';
                    $agenda->addRepeatedItem($eventId, $values['repeat_type'], $endDate, $values['users_to_send']);
                }
                $message = Display::return_message(get_lang('AddSuccess'), 'confirmation');
                if ($sendEmail) {
                    $message .= Display::return_message(get_lang('AdditionalMailWasSentToSelectedUsers'), 'confirmation');
                }
                Session::write('message', $message);
                header("Location: {$agendaUrl}");
                exit;
            } else {
                $content = $form->return_form();
            }

    api_protect_course_script(true);
}
$group_id = api_get_group_id();
$user_id = api_get_user_id();
$is_group_tutor = GroupManager::is_tutor_of_group($user_id, $group_id);
$agenda = new Agenda();
$agenda->setType($type);
//course,admin or personal
switch ($action) {
    case 'add_event':
        if (!api_is_allowed_to_edit(null, true) && !$is_group_tutor && $type == 'course') {
            break;
        }
        $add_as_announcement = isset($_REQUEST['add_as_annonuncement']) ? $_REQUEST['add_as_annonuncement'] : null;
        $usersToSend = isset($_REQUEST['users_to_send']) ? $_REQUEST['users_to_send'] : null;
        echo $agenda->add_event($_REQUEST['start'], $_REQUEST['end'], $_REQUEST['all_day'], $_REQUEST['view'], $_REQUEST['title'], $_REQUEST['content'], $usersToSend, $add_as_announcement);
        break;
    case 'edit_event':
        if (!api_is_allowed_to_edit(null, true) && $type == 'course') {
            break;
        }
        $id_list = explode('_', $_REQUEST['id']);
        $id = $id_list[1];
        $agenda->edit_event($id, $_REQUEST['start'], $_REQUEST['end'], $_REQUEST['all_day'], $_REQUEST['view'], $_REQUEST['title'], $_REQUEST['content']);
        break;
    case 'delete_event':
        if (!api_is_allowed_to_edit(null, true) && $type == 'course') {
            break;
        }
        $id_list = explode('_', $_REQUEST['id']);
        $id = $id_list[1];

//.........这里部分代码省略.........
              $repeat = $ve->getProperty('rrule');
              if(is_array($repeat) && !empty($repeat['FREQ'])) {
              $trans = array('DAILY'=>'daily','WEEKLY'=>'weekly','MONTHLY'=>'monthlyByDate','YEARLY'=>'yearly');
              $freq = $trans[$repeat['FREQ']];
              $interval = $repeat['INTERVAL'];
              if(isset($repeat['UNTIL']) && is_array($repeat['UNTIL'])) {
              $until = mktime(23,59,59,$repeat['UNTIL']['month'],$repeat['UNTIL']['day'],$repeat['UNTIL']['year']);
              $res = agenda_add_repeat_item($course_info,$id,$freq,$until,$_POST['selectedform']);
              } */
    $eventcount = 0;
    $message = array();
    $agenda_obj = new Agenda();
    while (true) {
        //we need to recover: summary, description, dtstart, dtend, organizer, attendee, location (=course name)
        $ve = $ical->getComponent('VEVENT', $eventcount);
        if (!$ve) {
            break;
        }
        $ttitle = $ve->getProperty('summary');
        $title = api_convert_encoding($ttitle, $charset, 'UTF-8');
        $tdesc = $ve->getProperty('description');
        $desc = api_convert_encoding($tdesc, $charset, 'UTF-8');
        $start_date = $ve->getProperty('dtstart', false, true);
        if (isset($start_date['params']['VALUE'])) {
            $start_date_value = $start_date['value'];
            if ($start_date['params']['VALUE'] == 'DATE') {
                $start_date_string = $start_date_value['year'] . '-' . $start_date_value['month'] . '-' . $start_date_value['day'] . '';
            } else {
                $start_date_string = $start_date_value['year'] . '-' . $start_date_value['month'] . '-' . $start_date_value['day'] . ' ' . $start_date_value['hour'] . ':' . $start_date_value['min'] . ':' . $start_date_value['sec'];
            }
        } else {
            continue;
        }
        $ts = $ve->getProperty('dtend');
        if ($ts) {
            $end_date = $ve->getProperty('dtend', false, true);
            if (isset($end_date['params']['VALUE'])) {
                $end_date_value = $end_date['value'];
                if ($end_date['params']['VALUE'] == 'DATE') {
                    $end_date_string = $end_date_value['year'] . '-' . $end_date_value['month'] . '-' . $end_date_value['day'] . '';
                } else {
                    $end_date_string = $end_date_value['year'] . '-' . $end_date_value['month'] . '-' . $end_date_value['day'] . ' ' . $end_date_value['hour'] . ':' . $end_date_value['min'] . ':' . $end_date_value['sec'];
                }
            } else {
                //Default behaviour
                $end_date_string = $ts['year'] . '-' . $ts['month'] . '-' . $ts['day'] . ' ' . $ts['hour'] . ':' . $ts['min'] . ':' . $ts['sec'];
            }
        } else {
            //Check duration if dtend does not exist
            $duration = $ve->getProperty('duration');
            if ($duration) {
                $duration = $ve->getProperty('duration');
                $duration_string = $duration['year'] . '-' . $duration['month'] . '-' . $duration['day'] . ' ' . $duration['hour'] . ':' . $duration['min'] . ':' . $duration['sec'];
                $start_date_tms = mktime(intval($start_date['hour']), intval($start_date['min']), intval($start_date['sec']), intval($start_date['month']), intval($start_date['day']), intval($start_date['year']));
                //$start_date_tms = mktime(($start_date['hour']), ($start_date['min']), ($start_date['sec']), ($start_date['month']), ($start_date['day']), ($start_date['year']));
                //echo date('d-m-Y - h:i:s', $start_date_tms);
                $end_date_string = mktime(intval($start_date['hour']) + $duration['hour'], intval($start_date['min']) + $duration['min'], intval($start_date['sec']) + $duration['sec'], intval($start_date['month']) + $duration['month'], intval($start_date['day']) + $duration['day'], intval($start_date['year']) + $duration['year']);
                $end_date_string = api_get_utc_datetime($end_date_string);
                //echo date('d-m-Y - h:i:s', $end_date_string);
            }
        }
        //echo $start_date.' - '.$end_date;
        $organizer = $ve->getProperty('organizer');
        $attendee = $ve->getProperty('attendee');
        $course_name = $ve->getProperty('location');
        //insert the event in our database
        $agenda_obj->type = 'course';
        $all_day = 'false';
        if ($start_date_string == $end_date_string) {
            $all_day = 'true';
        }
        $date = new DateTime($start_date_string);
        $date->add(new DateInterval('P1D'));
        if ($start_date_string == $date->format('Y-m-d h:i:s')) {
            $all_day = 'true';
        }
        $id = $agenda_obj->add_event($start_date_string, $end_date_string, $all_day, $title, $desc, array('everyone'));
        $message[] = " {$title} - " . $start_date_string . " - " . $end_date_string;
        $repeat = $ve->getProperty('rrule');
        if (is_array($repeat) && !empty($repeat['FREQ'])) {
            $trans = array('DAILY' => 'daily', 'WEEKLY' => 'weekly', 'MONTHLY' => 'monthlyByDate', 'YEARLY' => 'yearly');
            $freq = $trans[$repeat['FREQ']];
            $interval = $repeat['INTERVAL'];
            if (isset($repeat['UNTIL']) && is_array($repeat['UNTIL'])) {
                $until = mktime(23, 59, 59, $repeat['UNTIL']['month'], $repeat['UNTIL']['day'], $repeat['UNTIL']['year']);
                $res = agenda_add_repeat_item($course_info, $id, $freq, $until, $attendee);
            }
            //TODO: deal with count
            if (!empty($repeat['COUNT'])) {
                $count = $repeat['COUNT'];
                $res = agenda_add_repeat_item($course_info, $id, $freq, $count, $attendee);
            }
        }
        $eventcount++;
    }
    if (!empty($message)) {
        $message = implode('<br /> ', $message);
    }
    return $message;
}

$group_id = api_get_group_id();
if ($type == 'course') {
    api_protect_course_script(true);
}
$group_id = api_get_group_id();
$is_group_tutor = GroupManager::is_tutor_of_group(api_get_user_id(), $group_id);
$agenda = new Agenda();
$agenda->type = $type;
switch ($action) {
    case 'add_event':
        if (!api_is_allowed_to_edit(null, true) && !$is_group_tutor && $type == 'course') {
            break;
        }
        $add_as_announcement = isset($_REQUEST['add_as_annonuncement']) ? $_REQUEST['add_as_annonuncement'] : null;
        $comment = isset($_REQUEST['comment']) ? $_REQUEST['comment'] : null;
        echo $agenda->add_event($_REQUEST['start'], $_REQUEST['end'], $_REQUEST['all_day'], $_REQUEST['title'], $_REQUEST['content'], $_REQUEST['users_to_send'], $add_as_announcement, null, array(), null, $comment);
        break;
    case 'edit_event':
        if (!api_is_allowed_to_edit(null, true) && $type == 'course') {
            break;
        }
        $id_list = explode('_', $_REQUEST['id']);
        $id = $id_list[1];
        $agenda->edit_event($id, $_REQUEST['start'], $_REQUEST['end'], $_REQUEST['all_day'], $_REQUEST['title'], $_REQUEST['content']);
        break;
    case 'delete_event':
        if (!api_is_allowed_to_edit(null, true) && $type == 'course') {
            break;
        }
        $id_list = explode('_', $_REQUEST['id']);
        $id = $id_list[1];

//.........这里部分代码省略.........
             }
             $teacherId = null;
             if (!empty($sessionId) && !empty($courseInfo)) {
                 $courseIncluded = SessionManager::relation_session_course_exist($sessionId, $courseInfo['code']);
                 if ($courseIncluded == false) {
                     $this->logger->addInfo("Course '{$courseCode}' is not included in session: {$sessionId}");
                     $errorFound = true;
                 } else {
                     $teachers = CourseManager::get_coach_list_from_course_code($courseInfo['code'], $sessionId);
                     // Getting first teacher.
                     if (!empty($teachers)) {
                         $teacher = current($teachers);
                         $teacherId = $teacher['user_id'];
                     } else {
                         $sessionInfo = api_get_session_info($sessionId);
                         $teacherId = $sessionInfo['id_coach'];
                     }
                 }
             } else {
                 $errorFound = true;
             }
             if (empty($teacherId)) {
                 $errorFound = true;
                 $this->logger->addInfo("No teacher found in course code : '{$courseCode}' and session: '{$sessionId}'");
             }
             $date = $row['date'];
             $startTime = $row['time_start'];
             $endTime = $row['time_end'];
             $title = $row['title'];
             $startDateYear = substr($date, 0, 4);
             $startDateMonth = substr($date, 4, 2);
             $startDateDay = substr($date, 6, 8);
             $startDate = $startDateYear . '-' . $startDateMonth . '-' . $startDateDay . ' ' . $startTime . ":00";
             $endDate = $startDateYear . '-' . $startDateMonth . '-' . $startDateDay . ' ' . $endTime . ":00";
             if (!api_is_valid_date($startDate) or !api_is_valid_date($endDate)) {
                 $this->logger->addInfo("Verify your dates:  '{$startDate}' : '{$endDate}' ");
                 $errorFound = true;
             }
             if ($errorFound == false) {
                 $eventsToCreate[] = array('start' => $startDate, 'end' => $endDate, 'title' => $title, 'sender_id' => $teacherId, 'course_id' => $courseInfo['real_id'], 'session_id' => $sessionId, $this->extraFieldIdNameList['calendar_event'] => $row['external_calendar_itemID']);
             }
         }
         if (empty($eventsToCreate)) {
             $this->logger->addInfo("No events to add");
             return 0;
         }
         $this->logger->addInfo("Ready to insert events");
         $content = null;
         $agenda = new Agenda();
         $extraFieldValue = new ExtraFieldValue('calendar_event');
         $extraFieldName = $this->extraFieldIdNameList['calendar_event'];
         $externalEventId = null;
         $extraField = new ExtraField('calendar_event');
         $extraFieldInfo = $extraField->get_handler_field_info_by_field_variable($extraFieldName);
         if (empty($extraFieldInfo)) {
             $this->logger->addInfo("No calendar event extra field created: {$extraFieldName}");
             return 0;
         }
         foreach ($eventsToCreate as $event) {
             if (!isset($event[$extraFieldName])) {
                 $this->logger->addInfo("No external_calendar_itemID found. Skipping ...");
                 continue;
             } else {
                 $externalEventId = $event[$extraFieldName];
                 $item = $extraFieldValue->get_item_id_from_field_variable_and_field_value($extraFieldName, $externalEventId);
                 if (!empty($item) || empty($externalEventId)) {
                     $this->logger->addInfo("Event #{$externalEventId} was already added . Skipping ...");
                     continue;
                 }
             }
             $courseInfo = api_get_course_info_by_id($event['course_id']);
             $agenda->set_course($courseInfo);
             $agenda->setType('course');
             $agenda->setSessionId($event['session_id']);
             $agenda->setSenderId($event['sender_id']);
             $eventComment = $event['comment'];
             // To use the event comment you need
             // ALTER TABLE c_calendar_event ADD COLUMN comment TEXT;
             // add in configuration.php allow_agenda_event_comment = true
             if (empty($courseInfo)) {
                 $this->logger->addInfo("No course found for added: #" . $event['course_id'] . " Skipping ...");
                 continue;
             }
             if (empty($event['sender_id'])) {
                 $this->logger->addInfo("No sender found: #" . $event['sender_id'] . " Skipping ...");
                 continue;
             }
             $eventId = $agenda->add_event($event['start'], $event['end'], false, $event['title'], $content, array('everyone'), false, null, array(), null, $eventComment);
             if (!empty($eventId)) {
                 $extraFieldValue->save(array('field_value' => $externalEventId, 'field_id' => $extraFieldInfo['id'], 'calendar_event_id' => $eventId));
                 $this->logger->addInfo("Event added: #{$eventId}");
             } else {
                 $this->logger->addInfo("Error while creating event.");
             }
         }
     }
     if ($moveFile) {
         $this->moveFile($file);
     }
 }