class.ilChatroomHistoryGUI.php

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<?php
 
declare(strict_types=1);
 
class ilChatroomHistoryGUI extends ilChatroomGUIHandler
{
    private function renderDateTimeInformation(
        $room_tpl,
        ?ilDateTime &$prev_date_time,
        ilDateTime $message_date_time,
        ilDate $message_date,
        ?string &$prev_date_time_presentation,
        string $message_date_time_presentation,
        string $time_format
    ): void {
        $render_parts = [];
 
        if (null === $prev_date_time ||
            date('d', $prev_date_time->get(IL_CAL_UNIX)) !== date('d', $message_date_time->get(IL_CAL_UNIX)) ||
            date('m', $prev_date_time->get(IL_CAL_UNIX)) !== date('m', $message_date_time->get(IL_CAL_UNIX)) ||
            date('Y', $prev_date_time->get(IL_CAL_UNIX)) !== date('Y', $message_date_time->get(IL_CAL_UNIX))
        ) {
            $render_parts['MESSAGEDATE'] = ilDatePresentation::formatDate($message_date);
            $prev_date_time = $message_date_time;
        }
 
        if ($prev_date_time_presentation !== $message_date_time_presentation) {
            switch ($time_format) {
                case ilCalendarSettings::TIME_FORMAT_24:
                    $date_string = $message_date_time->get(IL_CAL_FKT_DATE, 'H:i', $this->ilUser->getTimeZone());
                    break;
                case ilCalendarSettings::TIME_FORMAT_12:
                default:
                    $date_string = $message_date_time->get(IL_CAL_FKT_DATE, 'g:ia', $this->ilUser->getTimeZone());
                    break;
            }
 
            $render_parts['MESSAGETIME'] = $date_string;
            $prev_date_time_presentation = $message_date_time_presentation;
        }
 
        if ($render_parts !== []) {
            $room_tpl->setCurrentBlock('datetime_line');
            foreach ($render_parts as $key => $value) {
                $room_tpl->setVariable($key, $value);
            }
            $room_tpl->parseCurrentBlock();
        }
    }
 
    public function byDayExport(): void
    {
        $this->tabs->activateSubTab('byday');
        $this->byDay(true);
    }
 
    public function byDay(bool $export = false): void
    {
        $room = ilChatroom::byObjectId($this->gui->getObject()->getId());
        $this->exitIfNoRoomExists($room);
 
        $scope = $room->getRoomId();
 
        $chat_user = new ilChatroomUser($this->ilUser, $room);
        $formFactory = new ilChatroomFormFactory();
 
        $durationForm = $formFactory->getPeriodForm();
        $durationForm->setTitle($this->ilLng->txt('history_byday_title'));
        $durationForm->addCommandButton('history-byDayExport', $this->ilLng->txt('export'));
        $durationForm->addCommandButton('history-byDay', $this->ilLng->txt('show'));
        $durationForm->setFormAction($this->ilCtrl->getFormAction($this->gui, 'history-byDay'));
 
        $messages = [];
        $psessions = [];
        $submit_request = strtolower($this->http->request()->getServerParams()['REQUEST_METHOD']) === 'post';
        $from = null;
        $to = null;
 
        if ($submit_request) {
            if ($durationForm->checkInput()) {
                $period = $durationForm->getItemByPostVar('timeperiod');
 
                $messages = $room->getHistory(
                    $from = $period->getStart(),
                    $to = $period->getEnd(),
                    $chat_user->getUserId(),
                    $this->getRequestValue('scope', $this->refinery->kindlyTo()->int(), 0)
                );
 
                $psessions = $room->getPrivateRoomSessions(
                    $from,
                    $to,
                    $chat_user->getUserId(),
                    $scope
                );
            } else {
                $export = false;
            }
 
            $durationForm->setValuesByPost();
        }
 
        $this->showMessages($messages, $durationForm, $export, $psessions, $from, $to);
    }
 
    private function showMessages(
        array $messages,
        ilPropertyFormGUI $durationForm,
        bool $export = false,
        array $psessions = [],
        ?ilDateTime $from = null,
        ?ilDateTime $to = null
    ): void {
        $this->redirectIfNoPermission('read');
 
        $this->gui->switchToVisibleMode();
 
        $this->mainTpl->addCss('Modules/Chatroom/templates/default/style.css');
 
        // should be able to grep templates
        if ($export) {
            $roomTpl = new ilGlobalTemplate('tpl.history_export.html', true, true, 'Modules/Chatroom');
        } else {
            $roomTpl = new ilTemplate('tpl.history.html', true, true, 'Modules/Chatroom');
        }
 
        $scopes = [];
        $isScopeRequest = $this->hasRequestValue('scope');
        $requestScope = $this->getRequestValue('scope', $this->refinery->kindlyTo()->int(), 0);
 
        if ($export) {
            ilDatePresentation::setUseRelativeDates(false);
        }
 
        $time_format = $this->ilUser->getTimeFormat();
 
        $messagesShown = 0;
        $prev_date_time_presentation = null;
        $prev_date_time = null;
        foreach ($messages as $message) {
            switch ($message['message']->type) {
                case 'message':
                    if (
                        !$message['message']->subRoomId ||
                        (
                            $isScopeRequest &&
                            (int) $message['message']->subRoomId === $requestScope
                        )
                    ) {
                        $date = new ilDate($message['timestamp'], IL_CAL_UNIX);
                        $dateTime = new ilDateTime($message['timestamp'], IL_CAL_UNIX);
                        $currentDate = ilDatePresentation::formatDate($dateTime);
 
                        $this->renderDateTimeInformation(
                            $roomTpl,
                            $prev_date_time,
                            $dateTime,
                            $date,
                            $prev_date_time_presentation,
                            $currentDate,
                            $time_format
                        );
 
                        $roomTpl->setCurrentBlock('message_line');
                        $roomTpl->setVariable('MESSAGECONTENT', $message['message']->content); // oops... it is a message? ^^
                        $roomTpl->setVariable('MESSAGESENDER', $message['message']->from->username);
                        $roomTpl->parseCurrentBlock();
 
                        $roomTpl->setCurrentBlock('row');
                        $roomTpl->parseCurrentBlock();
 
                        ++$messagesShown;
                    }
                    break;
            }
        }
 
        foreach ($psessions as $session) {
            $scopes[$session['proom_id']] = $session['title'];
        }
 
        if (isset($scopes[''])) {
            unset($scopes['']);
        }
 
        if (!$messagesShown) {
            $roomTpl->setVariable('LBL_NO_MESSAGES', $this->ilLng->txt('no_messages'));
        }
 
        asort($scopes, SORT_STRING);
 
        $scopes = [$this->ilLng->txt('main')] + $scopes;
 
        if (count($scopes) > 1) {
            $select = new ilSelectInputGUI($this->ilLng->txt('scope'), 'scope');
            $select->setOptions($scopes);
 
            if ($isScopeRequest) {
                $select->setValue($requestScope);
            }
 
            $durationForm->addItem($select);
        }
 
        $prevUseRelDates = ilDatePresentation::useRelativeDates();
        ilDatePresentation::setUseRelativeDates(false);
 
        if ($from instanceof ilDateTime && $to instanceof ilDateTime) {
            $unixFrom = $from->getUnixTime();
            $unixTo = $to->getUnixTime();
 
            if ($unixFrom === $unixTo) {
                $date = new ilDate($unixFrom, IL_CAL_UNIX);
                $date_sub = ilDatePresentation::formatDate($date);
            } else {
                $date1 = new ilDate($unixFrom, IL_CAL_UNIX);
                $date2 = new ilDate($unixTo, IL_CAL_UNIX);
                $date_sub = ilDatePresentation::formatPeriod($date1, $date2);
            }
            ilDatePresentation::setUseRelativeDates($prevUseRelDates);
 
            $isPrivateRoom = $isScopeRequest;
            if ($isPrivateRoom) {
                $roomTpl->setVariable(
                    'ROOM_TITLE',
                    sprintf(
                        $this->ilLng->txt('history_title_private_room'),
                        $scopes[$requestScope]
                    ) . ' (' . $date_sub . ')'
                );
            } else {
                $roomTpl->setVariable(
                    'ROOM_TITLE',
                    sprintf($this->ilLng->txt('history_title_general'), $this->gui->getObject()->getTitle()) . ' (' . $date_sub . ')'
                );
            }
        }
 
        if ($export) {
            ilUtil::deliverData(
                $roomTpl->get(),
                ilFileUtils::getASCIIFilename($scopes[$requestScope] . '.html'),
                'text/html'
            );
        }
 
        $roomTpl->setVariable('PERIOD_FORM', $durationForm->getHTML());
 
        $this->mainTpl->setVariable('ADM_CONTENT', $roomTpl->get());
    }
 
    public function bySessionExport(): void
    {
        $this->tabs->activateSubTab('bysession');
        $this->bySession(true);
    }
 
    public function bySession(bool $export = false): void
    {
        $room = ilChatroom::byObjectId($this->gui->getObject()->getId());
        $this->exitIfNoRoomExists($room);
 
        $scope = $room->getRoomId();
 
        $chat_user = new ilChatroomUser($this->ilUser, $room);
 
        $formFactory = new ilChatroomFormFactory();
        $durationForm = $formFactory->getSessionForm($room->getSessions($chat_user));
        $durationForm->setTitle($this->ilLng->txt('history_bysession_title'));
        $durationForm->addCommandButton('history-bySessionExport', $this->ilLng->txt('export'));
        $durationForm->addCommandButton('history-bySession', $this->ilLng->txt('show'));
        $durationForm->setFormAction(
            $this->ilCtrl->getFormAction($this->gui, 'history-bySession')
        );
 
        if (strtolower($this->http->request()->getServerParams()['REQUEST_METHOD']) === 'post') {
            $session = $this->getRequestValue('session', $this->refinery->kindlyTo()->string());
            $durationForm->checkInput();
            $postVals = explode(',', $session);
            $durationForm->setValuesByArray([
                'session' => $session
            ]);
 
            $messages = $room->getHistory(
                $from = new ilDateTime($postVals[0], IL_CAL_UNIX),
                $to = new ilDateTime($postVals[1], IL_CAL_UNIX),
                $chat_user->getUserId(),
                $this->getRequestValue('scope', $this->refinery->kindlyTo()->int(), 0)
            );
        } else {
            $last_session = $room->getLastSession($chat_user);
 
            if ($last_session) {
                $from = new ilDateTime($last_session['connected'], IL_CAL_UNIX);
                $to = new ilDateTime($last_session['disconnected'], IL_CAL_UNIX);
            } else {
                $from = null;
                $to = null;
            }
 
            $messages = $room->getHistory(
                $from,
                $to,
                $chat_user->getUserId(),
                $this->getRequestValue('scope', $this->refinery->kindlyTo()->int(), 0)
            );
        }
 
        $from = new ilDateTime();
        $to = new ilDateTime();
        $psessions = [];
        if ($from && $to) {
            $psessions = $room->getPrivateRoomSessions(
                $from,
                $to,
                $chat_user->getUserId(),
                $scope
            );
        }
 
        $this->showMessages($messages, $durationForm, $export, $psessions, $from, $to);
    }
 
    public function executeDefault(string $requestedMethod): void
    {
        $this->byDay();
    }
}