<?php
require_once('google-analytics/vendor/autoload.php');

function initializeAnalytics($json_path) {

    // Use the developers console and download your service account
    // credentials in JSON format. Place them in this directory or
    // change the key file location if necessary.
    $KEY_FILE_LOCATION = $json_path;

    // Create and configure a new client object.
    $client = new Google_Client();
    $client->setApplicationName("Hello Analytics Reporting");
    $client->setAuthConfig($KEY_FILE_LOCATION);
    $client->setScopes(['https://www.googleapis.com/auth/analytics.readonly']);
    $analytics = new Google_Service_AnalyticsReporting($client);

    return $analytics;
}

function getReport($analytics) {

    // Replace with your view ID, for example XXXX.
    $VIEW_ID = "XXXXXXXX";

    // Create the DateRange object.
  // Create the DateRange object.
  $dateRange = new Google_Service_AnalyticsReporting_DateRange();
  $dateRange->setStartDate("7daysAgo");
  $dateRange->setEndDate("today");

    //Create the Dimensions object.

    $year = new Google_Service_AnalyticsReporting_Dimension();
    $year->setName("ga:year");

    $month = new Google_Service_AnalyticsReporting_Dimension();
    $month->setName("ga:month");

    $browser = new Google_Service_AnalyticsReporting_Dimension();
    $browser->setName("ga:browser");

    $country = new Google_Service_AnalyticsReporting_Dimension();
    $country->setName("ga:country");

    $search = new Google_Service_AnalyticsReporting_Dimension();
    $search->setName("ga:searchUsed");

    $page = new Google_Service_AnalyticsReporting_Dimension();
    $page->setName("ga:pagePath");

  // Create the Metrics object.
  $sessions = new Google_Service_AnalyticsReporting_Metric();
  $sessions->setExpression("ga:sessions");
  $sessions->setAlias("sessions");

  // Create the Metrics object.
  $pageviews = new Google_Service_AnalyticsReporting_Metric();
  $pageviews->setExpression("ga:pageviews");
  $pageviews->setAlias("pageviews");

  // Create the Metrics object.
  $timeOnPage = new Google_Service_AnalyticsReporting_Metric();
  $timeOnPage->setExpression("ga:timeOnPage");
  $timeOnPage->setAlias("timeOnPage");

  // Create the ReportRequest object.
  $requestSession = new Google_Service_AnalyticsReporting_ReportRequest();
  $requestSession->setViewId($VIEW_ID);
  $requestSession->setDateRanges($dateRange);
    $requestSession->setDimensions(array($year, $month, $browser, $search, $country));
  $requestSession->setMetrics(array($sessions));

  // Create the ReportRequest object.
  $requestPageviews = new Google_Service_AnalyticsReporting_ReportRequest();
  $requestPageviews->setViewId($VIEW_ID);
  $requestPageviews->setDateRanges($dateRange);
    $requestPageviews->setDimensions(array($year, $month, $page));
  $requestPageviews->setMetrics(array($sessions, $timeOnPage));

  $body = new Google_Service_AnalyticsReporting_GetReportsRequest();
  $body->setReportRequests( array( $requestSession, $requestPageviews) );
  return $analytics->reports->batchGet( $body );
}

function printResults($reports) {
    for ( $reportIndex = 0; $reportIndex < count( $reports ); $reportIndex++ ) {
    $report = $reports[ $reportIndex ];
    $header = $report->getColumnHeader();
    $dimensionHeaders = $header->getDimensions();
    $metricHeaders = $header->getMetricHeader()->getMetricHeaderEntries();
    $rows = $report->getData()->getRows();
    echo '<pre>';
    print_r($rows);
    echo '</pre>';

        for ( $rowIndex = 0; $rowIndex < count($rows); $rowIndex++) {
            $row = $rows[ $rowIndex ];
            $dimensions = $row->getDimensions();
            $metrics = $row->getMetrics();
            for ($i = 0; $i < count($dimensionHeaders) && $i < count($dimensions); $i++) {
                echo $dimensionHeaders[$i] . ": " . $dimensions[$i] . "<br>";
            }

            for ($j = 0; $j < count($metrics); $j++) {
                $values = $metrics[$j]->getValues();
                for ($k = 0; $k < count($values); $k++) {
                    $entry = $metricHeaders[$k];
                    echo $entry->getName() . ": " . $values[$k] . "<br>";
                }
            }
        }
    }
}

$analytics = initializeAnalytics($json_path);
$response = getReport($analytics);
printResults($response);
}
?>