Controller.php

<?php
/**
 * Piwik - Open source web analytics
 *
 * @link http://piwik.org
 * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
 *
 * @category Piwik_Plugins
 * @package Piwik_Live
 */
use Piwik\Core\Piwik;
use Piwik\Core\Common;

/**
 * @package Piwik_Live
 */
class Piwik_Live_Controller extends Piwik_Controller
{
    const SIMPLE_VISIT_COUNT_WIDGET_LAST_MINUTES_CONFIG_KEY = 'live_widget_visitor_count_last_minutes';

    function index($fetch = false)
    {
        return $this->widget($fetch);
    }

    public function widget($fetch = false)
    {
        $view = new Piwik_View('@Live/index');
        $view->idSite = $this->idSite;
        $view = $this->setCounters($view);
        $view->liveRefreshAfterMs = (int)Config::getInstance()->General['live_widget_refresh_after_seconds'] * 1000;
        $view->visitors = $this->getLastVisitsStart($fetchPlease = true);
        $view->liveTokenAuth = Piwik::getCurrentUserTokenAuth();
        return $this->render($view, $fetch);
    }

    public function getSimpleLastVisitCount($fetch = false)
    {
        $lastMinutes = Config::getInstance()->General[self::SIMPLE_VISIT_COUNT_WIDGET_LAST_MINUTES_CONFIG_KEY];

        $lastNData = Piwik_API_Request::processRequest('Live.getCounters', array('lastMinutes' => $lastMinutes));

        $view = new Piwik_View('@Live/getSimpleLastVisitCount');
        $view->lastMinutes = $lastMinutes;
        $view->visitors = Piwik::getPrettyNumber($lastNData[0]['visitors']);
        $view->visits = Piwik::getPrettyNumber($lastNData[0]['visits']);
        $view->actions = Piwik::getPrettyNumber($lastNData[0]['actions']);
        $view->refreshAfterXSecs = Config::getInstance()->General['live_widget_refresh_after_seconds'];
        $view->translations = array(
            'one_visitor' => Piwik_Translate('Live_NbVisitor'),
            'visitors'    => Piwik_Translate('Live_NbVisitors'),
            'one_visit'   => Piwik_Translate('General_OneVisit'),
            'visits'      => Piwik_Translate('General_NVisits'),
            'one_action'  => Piwik_Translate('General_OneAction'),
            'actions'     => Piwik_Translate('VisitsSummary_NbActionsDescription'),
            'one_minute'  => Piwik_Translate('General_OneMinute'),
            'minutes'     => Piwik_Translate('General_NMinutes')
        );
        return $this->render($view, $fetch);
    }

    public function ajaxTotalVisitors($fetch = false)
    {
        $view = new Piwik_View('@Live/ajaxTotalVisitors');
        $view = $this->setCounters($view);
        $view->idSite = $this->idSite;
        return $this->render($view, $fetch);
    }

    private function render($view, $fetch)
    {
        $rendered = $view->render();
        if ($fetch) {
            return $rendered;
        }
        echo $rendered;
    }
    
    public function indexVisitorLog()
    {
        $view = new Piwik_View('@Live/indexVisitorLog.twig');
        $view->filterEcommerce = Common::getRequestVar('filterEcommerce', 0, 'int');
        $view->visitorLog = $this->getVisitorLog($fetch = true);
        echo $view->render();
    }

    public function getVisitorLog($fetch = false)
    {
        $view = Piwik_ViewDataTable::factory();
        $view->init($this->pluginName,
            __FUNCTION__,
            'Live.getLastVisitsDetails'
        );
        $view->disableGenericFilters();
        $view->disableSort();
        $view->setTemplate("@Live/getVisitorLog.twig");
        $view->setSortedColumn('idVisit', 'ASC');
        $view->disableSearchBox();
        $view->setLimit(20);
        $view->disableOffsetInformation();
        $view->disableExcludeLowPopulation();

        // disable the tag cloud,  pie charts, bar chart icons
        $view->disableShowAllViewsIcons();
        // disable the button "show more datas"
        $view->disableShowAllColumns();
        // disable the RSS feed
        $view->disableShowExportAsRssFeed();

        // disable all row actions
        if ($view instanceof Piwik_ViewDataTable_HtmlTable) {
            $view->disableRowActions();
        }

        $view->setReportDocumentation(Piwik_Translate('Live_VisitorLogDocumentation', array('<br />', '<br />')));

        // set a very high row count so that the next link in the footer of the data table is always shown
        $view->setCustomParameter('totalRows', 10000000);

        $view->setCustomParameter('filterEcommerce', Common::getRequestVar('filterEcommerce', 0, 'int'));
        $view->setCustomParameter('pageUrlNotDefined', Piwik_Translate('General_NotDefined', Piwik_Translate('Actions_ColumnPageURL')));

        return $this->renderView($view, $fetch);
    }

    public function getLastVisitsStart($fetch = false)
    {
        // hack, ensure we load today's visits by default
        $_GET['date'] = 'today';
        $_GET['period'] = 'day';
        $view = new Piwik_View('@Live/getLastVisitsStart');
        $view->idSite = $this->idSite;

        $api = new Piwik_API_Request("method=Live.getLastVisitsDetails&idSite={$this->idSite}&filter_limit=10&format=php&serialize=0&disable_generic_filters=1");
        $visitors = $api->process();
        $view->visitors = $visitors;

        return $this->render($view, $fetch);
    }

    private function setCounters($view)
    {
        $segment = Piwik_ViewDataTable::getRawSegmentFromRequest();
        $last30min = Piwik_Live_API::getInstance()->getCounters($this->idSite, $lastMinutes = 30, $segment);
        $last30min = $last30min[0];
        $today = Piwik_Live_API::getInstance()->getCounters($this->idSite, $lastMinutes = 24 * 60, $segment);
        $today = $today[0];
        $view->visitorsCountHalfHour = $last30min['visits'];
        $view->visitorsCountToday = $today['visits'];
        $view->pisHalfhour = $last30min['actions'];
        $view->pisToday = $today['actions'];
        return $view;
    }

}