class.ilCalendarMonthGUI.php

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<?php
/* Copyright (c) 1998-2017 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once('Services/Calendar/classes/class.ilDate.php');
include_once('Services/Calendar/classes/class.ilCalendarHeaderNavigationGUI.php');
include_once('Services/Calendar/classes/class.ilCalendarUserSettings.php');
include_once('Services/Calendar/classes/class.ilCalendarAppointmentColors.php');
include_once('Services/Calendar/classes/class.ilCalendarViewGUI.php');


class ilCalendarMonthGUI extends ilCalendarViewGUI
{
    protected $num_appointments = 1;
    protected $schedule_filters = array();
    
    protected $user_settings = null;

    protected $lng;
    protected $ctrl;
    protected $tabs_gui;
    protected $tpl;
    protected $ui_factory;
    protected $ui_renderer;
    protected $user;
    
    protected $timezone = 'UTC';

    public function __construct(ilDate $seed_date)
    {
        parent::__construct($seed_date, ilCalendarViewGUI::CAL_PRESENTATION_MONTH);
        $this->tabs_gui->setSubTabActive('app_month');

        
        $this->user_settings = ilCalendarUserSettings::_getInstanceByUserId($this->user->getId());
        $this->app_colors = new ilCalendarAppointmentColors($this->user->getId());
        
        $this->timezone = $this->user->getTimeZone();
    }
    
    public function executeCommand()
    {
        global $DIC;

        $ilCtrl = $DIC['ilCtrl'];
        $tpl = $DIC['tpl'];

        $this->ctrl->saveParameter($this, 'seed');

        $next_class = $ilCtrl->getNextClass();
        switch ($next_class) {
            case "ilcalendarappointmentpresentationgui":
                $this->ctrl->setReturn($this, "");
                include_once("./Services/Calendar/classes/class.ilCalendarAppointmentPresentationGUI.php");
                $gui = ilCalendarAppointmentPresentationGUI::_getInstance($this->seed, $this->getCurrentApp());
                $this->ctrl->forwardCommand($gui);
                break;
            case 'ilcalendarappointmentgui':
                $this->ctrl->setReturn($this, '');
                $this->tabs_gui->setSubTabActive($_SESSION['cal_last_tab']);
                
                include_once('./Services/Calendar/classes/class.ilCalendarAppointmentGUI.php');

                // initial date for new calendar appointments
                $idate = new ilDate($_REQUEST['idate'], IL_CAL_DATE);

                $app = new ilCalendarAppointmentGUI($this->seed, $idate, (int) $_GET['app_id']);
                $this->ctrl->forwardCommand($app);
                break;
            
            default:
                $time = microtime(true);
                $cmd = $this->ctrl->getCmd("show");
                $this->$cmd();
                $tpl->setContent($this->tpl->get());
                
                #echo "Zeit: ".(microtime(true) - $time);
                break;
        }
        return true;
    }
    
    public function addScheduleFilter(ilCalendarScheduleFilter $a_filter)
    {
        $this->schedule_filters[] = $a_filter;
    }
    
    public function show()
    {
        global $DIC;

        $ui_factory = $DIC->ui()->factory();
        $renderer = $DIC->ui()->renderer();

        $this->tpl = new ilTemplate('tpl.month_view.html', true, true, 'Services/Calendar');
        
        include_once('./Services/YUI/classes/class.ilYuiUtil.php');
        ilYuiUtil::initDragDrop();

        $navigation = new ilCalendarHeaderNavigationGUI($this, $this->seed, ilDateTime::MONTH);
        $this->tpl->setVariable('NAVIGATION', $navigation->getHTML());
        
        for ($i = (int) $this->user_settings->getWeekStart();$i < (7 + (int) $this->user_settings->getWeekStart());$i++) {
            $this->tpl->setCurrentBlock('month_header_col');
            $this->tpl->setVariable('TXT_WEEKDAY', ilCalendarUtil::_numericDayToString($i, true));
            $this->tpl->parseCurrentBlock();
        }
                
        if (isset($_GET["bkid"])) {
            $user_id = $_GET["bkid"];
            $disable_empty = true;
            $no_add = true;
        } else {
            if ($this->user->getId() == ANONYMOUS_USER_ID) {
                $user_id = $this->user->getId();
                $disable_empty = false;
                $no_add = true;
            } else {
                $user_id = $this->user->getId();
                $disable_empty = false;
                $no_add = false;
            }
        }
                            
        $is_portfolio_embedded = false;
        if (ilCalendarCategories::_getInstance()->getMode() == ilCalendarCategories::MODE_PORTFOLIO_CONSULTATION) {
            $no_add = true;
            $is_portfolio_embedded = true;
        }
        
        include_once('Services/Calendar/classes/class.ilCalendarSchedule.php');
        $this->scheduler = new ilCalendarSchedule($this->seed, ilCalendarSchedule::TYPE_MONTH, $user_id);
        $this->scheduler->addSubitemCalendars(true);
        if (sizeof($this->schedule_filters)) {
            foreach ($this->schedule_filters as $filter) {
                $this->scheduler->addFilter($filter);
            }
        }
        $this->scheduler->calculate();

        include_once('Services/Calendar/classes/class.ilCalendarSettings.php');
        $settings = ilCalendarSettings::_getInstance();

        $counter = 0;
        foreach (ilCalendarUtil::_buildMonthDayList(
            $this->seed->get(IL_CAL_FKT_DATE, 'm'),
            $this->seed->get(IL_CAL_FKT_DATE, 'Y'),
            $this->user_settings->getWeekStart()
        )->get() as $date) {
            $counter++;
            $has_events = (bool) $this->showEvents($date);

            if (!$this->view_with_appointments && $has_events) {
                $this->view_with_appointments = true;
            }

            if (!$no_add) {
                $this->ctrl->clearParametersByClass('ilcalendarappointmentgui');
                $this->ctrl->setParameterByClass('ilcalendarappointmentgui', 'idate', $date->get(IL_CAL_DATE));
                $this->ctrl->setParameterByClass('ilcalendarappointmentgui', 'seed', $this->seed->get(IL_CAL_DATE));
                $new_app_url = $this->ctrl->getLinkTargetByClass('ilcalendarappointmentgui', 'add');
                
                if ($settings->getEnableGroupMilestones()) {
                    $this->ctrl->clearParametersByClass('ilcalendarappointmentgui');
                    $this->ctrl->setParameterByClass('ilcalendarappointmentgui', 'seed', $this->seed->get(IL_CAL_DATE));
                    $this->ctrl->setParameterByClass('ilcalendarappointmentgui', 'idate', $date->get(IL_CAL_DATE));
                    $new_ms_url = $this->ctrl->getLinkTargetByClass('ilcalendarappointmentgui', 'addMilestone');
                                                            
                    $this->tpl->setCurrentBlock("new_ms");
                    $this->tpl->setVariable('DD_ID', $date->get(IL_CAL_UNIX));
                    $this->tpl->setVariable('DD_TRIGGER', $renderer->render($ui_factory->glyph()->add()));
                    $this->tpl->setVariable('URL_DD_NEW_APP', $new_app_url);
                    $this->tpl->setVariable('TXT_DD_NEW_APP', $this->lng->txt('cal_new_app'));
                    $this->tpl->setVariable('URL_DD_NEW_MS', $new_ms_url);
                    $this->tpl->setVariable('TXT_DD_NEW_MS', $this->lng->txt('cal_new_ms'));
                    $this->tpl->parseCurrentBlock();
                } else {
                    $this->tpl->setCurrentBlock("new_app");
                    $this->tpl->setVariable('NEW_GLYPH', $renderer->render($ui_factory->glyph()->add($new_app_url)));
                    $this->tpl->parseCurrentBlock();
                }
            }

            
            $day = $date->get(IL_CAL_FKT_DATE, 'j');
            $month = $date->get(IL_CAL_FKT_DATE, 'n');

            if ($day == 1) {
                $month_day = '1 ' . ilCalendarUtil::_numericMonthToString($month, false);
            } else {
                $month_day = $day;
            }
            
            if (!$is_portfolio_embedded &&
                (!$disable_empty || $has_events)) {
                $this->tpl->setCurrentBlock('month_day_link');
                $this->ctrl->clearParametersByClass('ilcalendardaygui');
                $this->ctrl->setParameterByClass('ilcalendardaygui', 'seed', $date->get(IL_CAL_DATE));
                $this->tpl->setVariable('OPEN_DAY_VIEW', $this->ctrl->getLinkTargetByClass('ilcalendardaygui', ''));
                $this->ctrl->clearParametersByClass('ilcalendardaygui');
            } else {
                $this->tpl->setCurrentBlock('month_day_no_link');
            }

            $this->tpl->setVariable('MONTH_DAY', $month_day);

            $this->tpl->parseCurrentBlock();
            
            
            $this->tpl->setCurrentBlock('month_col');

            include_once('./Services/Calendar/classes/class.ilCalendarUtil.php');
            if (ilCalendarUtil::_isToday($date)) {
                $this->tpl->setVariable('TD_CLASS', 'caltoday');
            }
            #elseif(ilDateTime::_equals($date,$this->seed,IL_CAL_DAY))
            #{
            #   $this->tpl->setVariable('TD_CLASS','calnow');
            #}
            elseif (ilDateTime::_equals($date, $this->seed, IL_CAL_MONTH)) {
                $this->tpl->setVariable('TD_CLASS', 'calstd');
            } elseif (ilDateTime::_before($date, $this->seed, IL_CAL_MONTH)) {
                $this->tpl->setVariable('TD_CLASS', 'calprev');
            } else {
                $this->tpl->setVariable('TD_CLASS', 'calnext');
            }

            $this->tpl->parseCurrentBlock();
            
            
            if ($counter and !($counter % 7)) {
                $this->tpl->setCurrentBlock('month_row');
                $this->tpl->parseCurrentBlock();
            }
        }
    }
    
    // used in portfolio
    public function getHTML()
    {
        $this->show();
        return $this->tpl->get();
    }

    protected function showEvents(ilDate $date)
    {
        global $DIC;

        $tree = $DIC['tree'];

        $f = $this->ui_factory;
        $r = $this->ui_renderer;

        $count = 0;
        

        foreach ($this->scheduler->getByDay($date, $this->timezone) as $item) {
            $this->ctrl->clearParametersByClass('ilcalendarappointmentgui');
            $this->ctrl->setParameterByClass('ilcalendarappointmentgui', 'app_id', $item['event']->getEntryId());

            $event_tpl = new ilTemplate('tpl.month_event_view.html', true, true, 'Services/Calendar');
            // milestone icon
            if ($item['event']->isMilestone()) {
                $event_tpl->setCurrentBlock('fullday_ms_icon');
                $event_tpl->setVariable('ALT_FD_MS', $this->lng->txt("cal_milestone"));
                $event_tpl->setVariable('SRC_FD_MS', ilUtil::getImagePath("icon_ms.svg"));
                $event_tpl->parseCurrentBlock();
            }


            
            $compl = ($item['event']->isMilestone() && $item['event']->getCompletion() > 0)
                ? " (" . $item['event']->getCompletion() . "%)"
                : "";

            if (!$item['event']->isFullDay()) {
                switch ($this->user_settings->getTimeFormat()) {
                    case ilCalendarSettings::TIME_FORMAT_24:
                        $time = $item['event']->getStart()->get(IL_CAL_FKT_DATE, 'H:i', $this->timezone);
                        break;
                        
                    case ilCalendarSettings::TIME_FORMAT_12:
                        $time = $item['event']->getStart()->get(IL_CAL_FKT_DATE, 'h:ia', $this->timezone);
                        break;
                }
            }

            //plugins can change the modal title.
            $shy = $this->getAppointmentShyButton($item['event'], $item['dstart'], "");

            $title = ($time != "")? $time . " " . $shy : $shy;

            $event_html = $title . $compl;

            $event_tpl->setCurrentBlock('il_event');

            //Start configuring the default template
            $event_tpl->setVariable('EVENT_EDIT_LINK', $this->ctrl->getLinkTargetByClass('ilcalendarappointmentgui', 'edit'));
            $event_tpl->setVariable('EVENT_NUM', $item['event']->getEntryId());
            $event_tpl->setVariable('EVENT_CONTENT', $event_html);
            $color = $this->app_colors->getColorByAppointment($item['event']->getEntryId());
            $event_tpl->setVariable('EVENT_BGCOLOR', $color);
            $event_tpl->setVariable('EVENT_ADD_STYLES', $item['event']->getPresentationStyle());
            $event_tpl->setVariable('EVENT_FONTCOLOR', ilCalendarUtil::calculateFontColor($color));

            //plugins can override the previous template variables. The plugin slot parses the current block because
            //it needs to call the template get method to use the resulting HTML in the replaceContent method.
            if ($event_html_by_plugin = $this->getContentByPlugins($item['event'], $item['dstart'], $event_html, $event_tpl)) {
                $event_body_html = $event_html_by_plugin;
            } else {
                $event_tpl->parseCurrentBlock();
                $event_body_html = $event_tpl->get();
            }

            $this->tpl->setCurrentBlock("event_nfd");
            $this->tpl->setVariable("EVENT_CONTENT", $event_body_html);
            $this->tpl->parseCurrentBlock();

            $this->num_appointments++;
            $count++;
        }
        return $count;
    }
}