class.ilCalendarAgendaListGUI.php

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<?php
include_once './Services/Calendar/classes/class.ilCalendarViewGUI.php';
/* Copyright (c) 1998-2017 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilCalendarAgendaListGUI extends ilCalendarViewGUI
{
    const PERIOD_DAY = 1;
    const PERIOD_WEEK = 2;
    const PERIOD_MONTH = 3;
    const PERIOD_HALF_YEAR = 4;

    protected $ctrl;

    protected $user;

    protected $lng;

    protected $period = self::PERIOD_WEEK;
    
    protected $period_end_day = null;

    

    public function __construct(ilDate $seed)
    {
        parent::__construct($seed, ilCalendarViewGUI::CAL_PRESENTATION_AGENDA_LIST);
        
        $this->ctrl->saveParameter($this, "cal_agenda_per");

        //$qp = $DIC->http()->request()->getQueryParams();
        #21479
        $qp = $_GET;
        if ((int) $qp["cal_agenda_per"] > 0 && (int) $qp["cal_agenda_per"] <= 4) {
            $this->period = $qp["cal_agenda_per"];
        } elseif ($period = ilSession::get('cal_list_view')) {
            $this->period = $period;
        }

        $get_seed = $qp["seed"];
        $this->ctrl->setParameterByClass("ilcalendarinboxgui", "seed", $this->seed->get(IL_CAL_DATE));
        $end_date = clone $this->seed;
        switch ($this->period) {
            case self::PERIOD_DAY:
                $end_date->increment(IL_CAL_DAY, 1);
                break;

            case self::PERIOD_WEEK:
                $end_date->increment(IL_CAL_WEEK, 1);
                break;

            case self::PERIOD_MONTH:
                $end_date->increment(IL_CAL_MONTH, 1);
                break;

            case self::PERIOD_HALF_YEAR:
                $end_date->increment(IL_CAL_MONTH, 6);
                break;
        }
        $this->period_end_day = $end_date->get(IL_CAL_DATE);
    }
    
    public function executeCommand()
    {
        $next_class = $this->ctrl->getNextClass($this);
        $cmd = $this->ctrl->getCmd("getHTML");

        switch ($next_class) {
            case "ilcalendarappointmentpresentationgui":
                $this->ctrl->setReturn($this, "");
                include_once("./Services/Calendar/classes/class.ilCalendarAppointmentPresentationGUI.php");
                $gui = ilCalendarAppointmentPresentationGUI::_getInstance(new ilDate($this->seed->get(IL_CAL_DATE), IL_CAL_DATE), $this->getCurrentApp());
                $this->ctrl->forwardCommand($gui);
                break;

            default:
                $this->ctrl->setReturn($this, "");
                if (in_array($cmd, array("getHTML", "getModalForApp"))) {
                    return $this->$cmd();
                }
        }
    }

    public function getHTML()
    {
        $navigation = new ilCalendarHeaderNavigationGUI($this, new ilDate($this->seed->get(IL_CAL_DATE), IL_CAL_DATE), ilDateTime::DAY);
        $navigation->getHTML();

        // set return now (after header navigation) to the list (e.g. for profile links)
        $this->ctrl->setReturn($this, "");

        // get events
        $events = $this->getEvents();
        $events = ilUtil::sortArray($events, "dstart", "asc", true);

        $df = new \ILIAS\Data\Factory();
        $items = array();
        $groups = array();
        $modals = array();
        $group_date = new ilDate(0, IL_CAL_UNIX);
        $end_day = new ilDate($this->period_end_day, IL_CAL_DATE);
        $end_day->increment(ilDateTime::DAY, -1);
        foreach ($events as $e) {
            if ($e['event']->isFullDay()) {
                // begin/end is Date (without timzone)
                $begin = new ilDate($e['dstart'], IL_CAL_UNIX);
                $end = new ilDate($e['dend'], IL_CAL_UNIX);
            } else {
                // begin/end is DateTime (with timezone conversion)
                $begin = new ilDateTime($e['dstart'], IL_CAL_UNIX);
                $end = new ilDateTime($e['dend'], IL_CAL_UNIX);
            }
            
            //  if the begin is before seed date (due to timezone conversion) => continue
            if (ilDateTime::_before(
                $begin,
                $this->seed,
                ilDateTime::DAY,
                $GLOBALS['DIC']->user()->getTimezone()
            )) {
                continue;
            }
            
            if (ilDateTime::_after(
                $begin,
                $end_day,
                ilDateTime::DAY,
                $GLOBALS['DIC']->user()->getTimezone()
            )
            ) {
                break;
            }
                
            
            // initialize group date for first iteration
            if ($group_date->isNull()) {
                $group_date = new ilDate(
                    $begin->get(IL_CAL_DATE, '', $GLOBALS['DIC']->user()->getTimezone()),
                    IL_CAL_DATE
                );
            }
            
            if (!ilDateTime::_equals($group_date, $begin, IL_CAL_DAY, $GLOBALS['DIC']->user()->getTimezone())) {
                // create new group
                $groups[] = $this->ui_factory->item()->group(
                    ilDatePresentation::formatDate($group_date, false, true),
                    $items
                );
                
                $group_date = new ilDate(
                    $begin->get(IL_CAL_DATE, '', $GLOBALS['DIC']->user()->getTimezone()),
                    IL_CAL_DATE
                );
                $items = [];
            }
            
            // get calendar
            $cat_id = ilCalendarCategoryAssignments::_lookupCategory($e["event"]->getEntryId());
            $cat_info = ilCalendarCategories::_getInstance()->getCategoryInfo($cat_id);

            $properties = array();

            /*TODO:
             * All this code related with the ctrl and shy button can be centralized in
             * ilCalendarViewGUI refactoring the method getAppointmentShyButton or
             * if we want extend this class from ilCalendarInboxGUI we can just keep it here.
             */

            // shy button for title
            $this->ctrl->setParameter($this, 'app_id', $e["event"]->getEntryId());
            $this->ctrl->setParameter($this, 'dt', $e['dstart']);
            $this->ctrl->setParameter($this, 'seed', $this->seed->get(IL_CAL_DATE));

            $url = $this->ctrl->getLinkTarget($this, "getModalForApp", "", true, false);
            $this->ctrl->setParameter($this, "app_id", $_GET["app_id"]);
            $this->ctrl->setParameter($this, "dt", $_GET["dt"]);
            $this->ctrl->setParameter($this, 'modal_title', $_GET["modal_title"]);
            $modal = $this->ui_factory->modal()->roundtrip('', [])->withAsyncRenderUrl($url);
            $shy = $this->ui_factory->button()->shy($e["event"]->getPresentationTitle(false), "")->withOnClick($modal->getShowSignal());

            $modals[] = $modal;
            if ($e['event']->isFullDay()) {
                $lead_text = $this->lng->txt("cal_all_day");
            } else {
                $lead_text = ilDatePresentation::formatPeriod($begin, $end, true);
            }
            $li = $this->ui_factory->item()->standard($shy)
                ->withDescription("" . nl2br(strip_tags($e["event"]->getDescription())))
                ->withLeadText($lead_text)
                ->withProperties($properties)
                ->withColor($df->color('#' . $cat_info["color"]));

            if ($li_edited_by_plugin = $this->getPluginAgendaItem($li, $e['event'])) {
                $li = $li_edited_by_plugin;
            }

            // add type specific actions/properties
            include_once("./Services/Calendar/classes/class.ilCalendarAppointmentPresentationGUI.php");
            $app_gui = ilCalendarAppointmentPresentationGUI::_getInstance(new ilDate($this->seed->get(IL_CAL_DATE), IL_CAL_DATE), $e);
            $app_gui->setListItemMode($li);
            $this->ctrl->getHTML($app_gui);
            $items[] = $app_gui->getListItem();
        }
        // terminate last group
        if (!$group_date->isNull()) {
            $groups[] = $this->ui_factory->item()->group(
                ilDatePresentation::formatDate($group_date, false, true),
                $items
            );
        }

        // list actions
        $images = array_fill(1, 4, "<span class=\"ilAdvNoImg\"></span>");
        if ($cal_agenda_per = (int) $_GET['cal_agenda_per']) {
            $images[$cal_agenda_per] = "<img src='./templates/default/images/icon_checked.svg' alt='Month'>";
        } else {
            $images[$this->period] = "<img src='./templates/default/images/icon_checked.svg' alt='Month'>";
        }

        #21479 Set seed if the view does not contain any event.
        $this->ctrl->setParameter($this, 'seed', $this->seed->get(IL_CAL_DATE));

        $items = array();
        $this->ctrl->setParameter($this, "cal_agenda_per", self::PERIOD_DAY);
        $items[] = $this->ui_factory->button()->shy($images[1] . "1 " . $this->lng->txt("day"), $this->ctrl->getLinkTarget($this, "getHTML"));
        $this->ctrl->setParameter($this, "cal_agenda_per", self::PERIOD_WEEK);
        $items[] = $this->ui_factory->button()->shy($images[2] . "1 " . $this->lng->txt("week"), $this->ctrl->getLinkTarget($this, "getHTML"));
        $this->ctrl->setParameter($this, "cal_agenda_per", self::PERIOD_MONTH);
        $items[] = $this->ui_factory->button()->shy($images[3] . "1 " . $this->lng->txt("month"), $this->ctrl->getLinkTarget($this, "getHTML"));
        $this->ctrl->setParameter($this, "cal_agenda_per", self::PERIOD_HALF_YEAR);
        $items[] = $this->ui_factory->button()->shy($images[4] . "6 " . $this->lng->txt("months"), $this->ctrl->getLinkTarget($this, "getHTML"));
        $this->ctrl->setParameter($this, "cal_agenda_per", $this->period);


        $actions = $this->ui_factory->dropdown()->standard($items)->withLabel($this->lng->txt("days"));

        $list_title =
            $this->lng->txt("cal_agenda") . ": " . ilDatePresentation::formatDate(new ilDate($this->seed->get(IL_CAL_DATE), IL_CAL_DATE));
        if ($this->period != self::PERIOD_DAY) {
            $end_day = new ilDate($this->period_end_day, IL_CAL_DATE);
            $end_day->increment(ilDateTime::DAY, -1);
            $list_title.= " - " . ilDatePresentation::formatDate($end_day);
        }

        $list = $this->ui_factory->panel()->listing()->standard($list_title, $groups)
            ->withActions($actions);


        $comps = array_merge($modals, array($list));

        $html =  $this->ui_renderer->render($comps);

        if (count($groups) == 0) {
            $tpl = $this->ui->mainTemplate();
            $html.= $tpl->getMessageHTML($this->lng->txt("cal_no_events_info"));
        }

        return $html;
    }

    public function getPluginAgendaItem($a_item, $appointment)
    {
        //"capg" is the plugin slot id for AppointmentCustomGrid
        foreach ($this->getActivePlugins("capg") as $plugin) {
            $plugin->setAppointment($appointment, $appointment->getStart());
            $li = $plugin->editAgendaItem($a_item);
        }
        return $li;
    }

    public static function getPeriod()
    {
        #21479
        $qp = $_GET;
        if ((int) $qp["cal_agenda_per"] > 0 && (int) $qp["cal_agenda_per"] <= 4) {
            return $qp["cal_agenda_per"];
        } elseif ($period = ilSession::get('cal_list_view')) {
            return $period;
        } else {
            return self::PERIOD_WEEK;
        }
    }
}