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✏️ Editing: testMinimumPhpVersion.php

<?php

/**
 * Matomo - free/libre analytics platform
 *
 * @link https://matomo.org
 * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
 *
 */

/**
 * This file is executed before anything else.
 * It checks the minimum PHP version required to run Matomo.
 * This file must be compatible with PHP 5.3.
 */

$piwik_errorMessage = '';

// Minimum requirement: stream_resolve_include_path, working json_encode in 5.3.3, namespaces in 5.3
// NOTE: when changing this variable, we also need to update
// 1) api.matomo.org
// 2) tests/travis/generator/Generator.php
// 3) composer.json (in two places)
// 4) tests/PHPUnit/Integration/ReleaseCheckListTest.php
global $piwik_minimumPHPVersion;
$piwik_minimumPHPVersion = '7.2.5';
$piwik_currentPHPVersion = PHP_VERSION;
$minimumPhpInvalid = version_compare($piwik_minimumPHPVersion, $piwik_currentPHPVersion) > 0;
if ($minimumPhpInvalid) {
 $piwik_errorMessage .= "To run Matomo you need at least PHP version $piwik_minimumPHPVersion
				Unfortunately it seems your webserver is using PHP version $piwik_currentPHPVersion. 
				Please try to update your PHP version, Matomo is really worth it! Nowadays most web hosts
				support PHP $piwik_minimumPHPVersion.";
} else {
 if (!extension_loaded('session')) {
 $piwik_errorMessage .= "Matomo and Zend_Session require the session extension
					It appears your PHP was compiled with <pre>--disable-session</pre>.
					To enjoy Matomo, you need PHP compiled without that configure option.";
 }

if (!function_exists('ini_set')) {
 $piwik_errorMessage .= "Matomo and Zend_Session require the <code>ini_set()</code> function
					It appears your PHP has disabled this function.
					To enjoy Matomo, you need remove <pre>ini_set</pre> from your <pre>disable_functions</pre> directive in php.ini, and restart your webserver.";
 }

if (ini_get('mbstring.func_overload')) {
 $piwik_errorMessage .= "Matomo does not work when PHP is configured with <pre>mbstring.func_overload = " . ini_get('mbstring.func_overload') . "</pre>
					It appears your mbstring extension in PHP is configured to override string functions.
					To enjoy Matomo, you need to modify php.ini <pre>mbstring.func_overload = 0</pre>, and restart your webserver.";
 }

if (!function_exists('json_encode')) {
 $piwik_errorMessage .= "Matomo requires the php-json extension which provides the functions <code>json_encode()</code> and <code>json_decode()</code>
					It appears your PHP has not yet installed the php-json extension.
					To use Matomo, please ask your web host to install php-json or install it yourself, for example on debian system: <code>sudo apt-get install php-json</code>. Then restart your webserver and refresh this page.";
 }

if (!file_exists(PIWIK_VENDOR_PATH . '/autoload.php')) {
 $composerInstall = "In the matomo directory, run in the command line the following (eg. via ssh): \n\n"
 . "<pre> curl -sS https://getcomposer.org/installer | php \n\n php composer.phar install\n\n</pre> ";
 if (DIRECTORY_SEPARATOR === '\\' /* ::isWindows() */) {
 $composerInstall = "Download and run <a href=\"https://getcomposer.org/Composer-Setup.exe\">Composer-Setup.exe</a>, it will install the latest Composer version and set up your PATH so that you can just call composer from any directory in your command line. "
 . " Then run this command in a terminal in the matomo directory: $ php composer.phar install ";
 }
 $piwik_errorMessage .= "It appears the <a href='https://getcomposer.org/' rel='noreferrer noopener' target='_blank'>composer</a> tool is not yet installed. You can install Composer in a few easy steps:\n\n" .
 " " . $composerInstall .
 " This will initialize composer for Matomo and download libraries we use in vendor/* directory." .
 "\n\n Then reload this page to access your analytics reports." .
 "\n\n For more information check out this FAQ: <a href='https://matomo.org/faq/how-to-install/faq_18271/' rel='noreferrer noopener' target='_blank'>How do I use Matomo from the Git repository?</a>." .
 "\n\n Note: if for some reasons you cannot install composer, instead install the latest Matomo release from " .
 "<a href='https://builds.matomo.org/piwik.zip' rel='noreferrer noopener'>builds.matomo.org</a>.";
 }
}

define('PAGE_TITLE_WHEN_ERROR', 'Matomo &rsaquo; Error');

if (!function_exists('Piwik_GetErrorMessagePage')) {
    /**
     * Returns true if Piwik should print the backtrace with error messages.
     *
     * To make sure the backtrace is printed, define PIWIK_PRINT_ERROR_BACKTRACE.
     *
     * @return bool
     */
    function Piwik_ShouldPrintBackTraceWithMessage()
    {
        if (
            class_exists('\Piwik\SettingsServer')
            && class_exists('\Piwik\Common')
            && \Piwik\SettingsServer::isArchivePhpTriggered()
            && \Piwik\Common::isPhpCliMode()
        ) {
            return true;
        }

$bool = (defined('PIWIK_PRINT_ERROR_BACKTRACE') && PIWIK_PRINT_ERROR_BACKTRACE)
                || !empty($GLOBALS['PIWIK_PRINT_ERROR_BACKTRACE'])
                || !empty($GLOBALS['PIWIK_TRACKER_DEBUG']);

return $bool;
    }

/**
     * Displays info/warning/error message in a friendly UI and exits.
     *
     * Note: this method should not be called by anyone other than FrontController.
     *
     * @param string $message Main message, must be html encoded before calling
     * @param bool|string $optionalTrace Backtrace; will be displayed in lighter color
     * @param bool $optionalLinks If true, will show links to the Piwik website for help
     * @param bool $optionalLinkBack If true, displays a link to go back
     * @param bool|string $logoUrl The URL to the logo to use.
     * @param bool|string $faviconUrl The URL to the favicon to use.
     * @param string $errorLogPrefix String to prepend to the error in log file
     * @param bool $writeErrorLog If true then a webserver error log will be written, defaults to true
     * @return string
     */
    function Piwik_GetErrorMessagePage(
        $message,
        $optionalTrace = false,
        $optionalLinks = false,
        $optionalLinkBack = false,
        $logoUrl = false,
        $faviconUrl = false,
        $isCli = null,
        $errorLogPrefix = '',
        $writeErrorLog = true,
        $redirectUrl = null,
        $countdown = null
    ) {
        $hasCountdownRedirect = !empty($redirectUrl) && !empty($countdown);

if ($writeErrorLog) {
            error_log(sprintf("{$errorLogPrefix}Error in Matomo: %s", str_replace("\n", " ", strip_tags($message))));
        }

if (!headers_sent()) {
            header('Content-Type: text/html; charset=utf-8');
            header('Cache-Control: private, no-cache, no-store');

$isInternalServerError = preg_match('/(sql|database|mysql)/i', $message);
            if ($isInternalServerError) {
                header('HTTP/1.1 500 Internal Server Error');
            }
        }

// We return only an HTML fragment for AJAX requests
 if (
 isset($_SERVER['HTTP_X_REQUESTED_WITH'])
 && (strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) === 'xmlhttprequest')
 ) {
 return "<div class='alert alert-danger'>Error: $message</div>";
 }

if (empty($logoUrl)) {
            $logoUrl = "plugins/Morpheus/images/logo.svg";
        }

if (empty($faviconUrl)) {
            $faviconUrl = "plugins/CoreHome/images/favicon.png";
        }

if ($optionalTrace) {
 $optionalTrace = '<h2>Stack trace</h2><pre>' . htmlentities($optionalTrace, ENT_COMPAT | ENT_HTML401, 'UTF-8') . '</pre>';
 }

if ($isCli === null) {
            $isCli = PHP_SAPI == 'cli';
        }

if ($optionalLinks) {
 $optionalLinks = '<ul>
 <li><a rel="noreferrer noopener" target="_blank" href="https://matomo.org">Matomo.org homepage</a></li>
 <li><a rel="noreferrer noopener" target="_blank" href="https://matomo.org/faq/">Frequently Asked Questions</a></li>
 <li><a rel="noreferrer noopener" target="_blank" href="https://matomo.org/docs/">User Guides</a></li>
 <li><a rel="noreferrer noopener" target="_blank" href="https://forum.matomo.org/">Matomo Forums</a></li>
 <li><a rel="noreferrer noopener" target="_blank" href="https://matomo.org/support/?pk_campaign=App_AnErrorOccured&pk_source=Matomo_App&pk_medium=ProfessionalServicesLink">Professional Support for Matomo</a></li>
 </ul>';
 }
 if ($optionalLinkBack) {
 $optionalLinkBack = '<a href="javascript:window.history.back();">Go Back</a>';
 }

$headerPage = file_get_contents(PIWIK_INCLUDE_PATH . '/plugins/Morpheus/templates/simpleLayoutHeader.tpl');
        $headerPage = str_replace('%logoUrl%', $logoUrl, $headerPage);
        $headerPage = str_replace('%faviconUrl%', $faviconUrl, $headerPage);

$footerPage = file_get_contents(PIWIK_INCLUDE_PATH . '/plugins/Morpheus/templates/simpleLayoutFooter.tpl');

$headerPage = str_replace('{$HTML_TITLE}', PAGE_TITLE_WHEN_ERROR, $headerPage);

$backLinks = ''
 . $optionalLinkBack
 . ' | <a href="index.php">Go to Matomo</a>'
 . '';

$redirectSection = '';
 if ($hasCountdownRedirect) {
 $redirectSection = '
 Please click below if you are not redirected in ' . $countdown . ' seconds
 Go to <a href="' . $redirectUrl . '">' . htmlspecialchars($redirectUrl) . '</a> 
 
 <style>.header,.footer { display:none;}</style>
 <script>setTimeout(function(){window.location.href="' . $redirectUrl . '"}, ' . ($countdown * 1000) . ');</script>';
 $backLinks = '';
 $optionalLinks = '';
 }

$content = '<h2>' . $message . '</h2>'
 . $redirectSection
 . $backLinks
 . ' ' . (Piwik_ShouldPrintBackTraceWithMessage() ? $optionalTrace : '')
 . ' ' . $optionalLinks;

$message = str_replace(array(" ", " ", " ", ""), "\n", $message);
 $message = str_replace("\t", "", $message);
 $message = strip_tags($message);

if (!$isCli) {
            $message = $headerPage . $content . $footerPage;
        }

$message .= "\n";

return $message;
    }
}

if (!empty($piwik_errorMessage)) {
    echo Piwik_GetErrorMessagePage($piwik_errorMessage, false, true);
    exit(1);
}

Sid Gifari From Gifari Industries - BD Cyber Security Team