Gecko [ gandhischool.edu.np ]

Name	Size	Permission
Charsets	[ DIR ]	drwxr-xr-x
Command	[ DIR ]	drwxr-xr-x
Config	[ DIR ]	drwxr-xr-x
Controllers	[ DIR ]	drwxr-xr-x
Database	[ DIR ]	drwxr-xr-x
Dbal	[ DIR ]	drwxr-xr-x
Display	[ DIR ]	drwxr-xr-x
Engines	[ DIR ]	drwxr-xr-x
Exceptions	[ DIR ]	drwxr-xr-x
Export	[ DIR ]	drwxr-xr-x
Gis	[ DIR ]	drwxr-xr-x
Html	[ DIR ]	drwxr-xr-x
Import	[ DIR ]	drwxr-xr-x
Navigation	[ DIR ]	drwxr-xr-x
Plugins	[ DIR ]	drwxr-xr-x
Properties	[ DIR ]	drwxr-xr-x
Providers	[ DIR ]	drwxr-xr-x
Query	[ DIR ]	drwxr-xr-x
Server	[ DIR ]	drwxr-xr-x
Setup	[ DIR ]	drwxr-xr-x
Table	[ DIR ]	drwxr-xr-x
Twig	[ DIR ]	drwxr-xr-x
Utils	[ DIR ]	drwxr-xr-x
Advisor.php	12.22 KB	-rw-r--r--
Bookmark.php	10.69 KB	-rw-r--r--
BrowseForeigners.php	10.82 KB	-rw-r--r--
Charsets.php	7.1 KB	-rw-r--r--
CheckUserPrivileges.php	11.94 KB	-rw-r--r--
Config.php	45.37 KB	-rw-r--r--
Console.php	3.38 KB	-rw-r--r--
Core.php	42.33 KB	-rw-r--r--
CreateAddField.php	17.57 KB	-rw-r--r--
DatabaseInterface.php	75 KB	-rw-r--r--
DbTableExists.php	3.21 KB	-rw-r--r--
Encoding.php	8.51 KB	-rw-r--r--
Error.php	13.97 KB	-rw-r--r--
ErrorHandler.php	17.15 KB	-rw-r--r--
ErrorReport.php	9.14 KB	-rw-r--r--
Export.php	46.24 KB	-rw-r--r--
File.php	21.28 KB	-rw-r--r--
FileListing.php	2.85 KB	-rw-r--r--
Font.php	5.58 KB	-rw-r--r--
Footer.php	10.54 KB	-rw-r--r--
Git.php	17.95 KB	-rw-r--r--
Header.php	21.45 KB	-rw-r--r--
Import.php	57.46 KB	-rw-r--r--
Index.php	15.07 KB	-rw-r--r--
IndexColumn.php	4.23 KB	-rw-r--r--
InsertEdit.php	130.18 KB	-rw-r--r--
InternalRelations.php	17.31 KB	-rw-r--r--
IpAllowDeny.php	9.76 KB	-rw-r--r--
Language.php	4.46 KB	-rw-r--r--
LanguageManager.php	23.96 KB	-rw-r--r--
Linter.php	5.25 KB	-rw-r--r--
ListAbstract.php	1.77 KB	-rw-r--r--
ListDatabase.php	4.3 KB	-rw-r--r--
Logging.php	2.72 KB	-rw-r--r--
Menu.php	21.3 KB	-rw-r--r--
Message.php	19.09 KB	-rw-r--r--
Mime.php	916 B	-rw-r--r--
Normalization.php	41.48 KB	-rw-r--r--
OpenDocument.php	8.42 KB	-rw-r--r--
Operations.php	37.84 KB	-rw-r--r--
OutputBuffering.php	3.98 KB	-rw-r--r--
ParseAnalyze.php	2.37 KB	-rw-r--r--
Partition.php	7.17 KB	-rw-r--r--
Pdf.php	4.34 KB	-rw-r--r--
Plugins.php	25.18 KB	-rw-r--r--
Profiling.php	2.26 KB	-rw-r--r--
RecentFavoriteTable.php	12.01 KB	-rw-r--r--
Relation.php	77.39 KB	-rw-r--r--
RelationCleanup.php	14.7 KB	-rw-r--r--
Replication.php	4.73 KB	-rw-r--r--
ReplicationGui.php	21.52 KB	-rw-r--r--
ReplicationInfo.php	4.83 KB	-rw-r--r--
Response.php	16.47 KB	-rw-r--r--
Routing.php	5.71 KB	-rw-r--r--
Sanitize.php	12.13 KB	-rw-r--r--
SavedSearches.php	11.93 KB	-rw-r--r--
Scripts.php	3.64 KB	-rw-r--r--
Session.php	8.01 KB	-rw-r--r--
Sql.php	66.67 KB	-rw-r--r--
SqlQueryForm.php	7.12 KB	-rw-r--r--
StorageEngine.php	12.53 KB	-rw-r--r--
SubPartition.php	3.32 KB	-rw-r--r--
SystemDatabase.php	3.66 KB	-rw-r--r--
Table.php	95.67 KB	-rw-r--r--
TablePartitionDefinition.php	6.51 KB	-rw-r--r--
Template.php	3.87 KB	-rw-r--r--
Theme.php	8.76 KB	-rw-r--r--
ThemeManager.php	9.58 KB	-rw-r--r--
Tracker.php	29.78 KB	-rw-r--r--
Tracking.php	37.25 KB	-rw-r--r--
Transformations.php	16.29 KB	-rw-r--r--
TwoFactor.php	6.8 KB	-rw-r--r--
Types.php	25.2 KB	-rw-r--r--
Url.php	8.76 KB	-rw-r--r--
UserPassword.php	7.11 KB	-rw-r--r--
UserPreferences.php	8.45 KB	-rw-r--r--
Util.php	102.31 KB	-rw-r--r--
Version.php	533 B	-rw-r--r--
VersionInformation.php	7.15 KB	-rw-r--r--
ZipExtension.php	10.76 KB	-rw-r--r--

Code Editor : Session.php

<?php
/**
 * Session handling
 *
 * @see     https://www.php.net/manual/en/features.sessions.php
 */

declare(strict_types=1);

namespace PhpMyAdmin;

use const PHP_SESSION_ACTIVE;
use function defined;
use function function_exists;
use function htmlspecialchars;
use function implode;
use function ini_get;
use function ini_set;
use function preg_replace;
use function session_abort;
use function session_cache_limiter;
use function session_destroy;
use function session_id;
use function session_name;
use function session_regenerate_id;
use function session_save_path;
use function session_set_cookie_params;
use function session_start;
use function session_status;
use function session_unset;
use function session_write_close;
use function setcookie;

/**
 * Session class
 */
class Session
{
    /**
     * Generates PMA_token session variable.
     *
     * @return void
     */
    private static function generateToken()
    {
        $_SESSION[' PMA_token '] = Util::generateRandom(16, true);
        $_SESSION[' HMAC_secret '] = Util::generateRandom(16);

/**
         * Check if token is properly generated (the generation can fail, for example
         * due to missing /dev/random for openssl).
         */
        if (! empty($_SESSION[' PMA_token '])) {
            return;
        }

Core::fatalError(
            'Failed to generate random CSRF token!'
        );
    }

/**
     * tries to secure session from hijacking and fixation
     * should be called before login and after successful login
     * (only required if sensitive information stored in session)
     *
     * @return void
     */
    public static function secure()
    {
        // prevent session fixation and XSS
        if (session_status() === PHP_SESSION_ACTIVE && ! defined('TESTSUITE')) {
            session_regenerate_id(true);
        }
        // continue with empty session
        session_unset();
        self::generateToken();
    }

/**
     * Session failed function
     *
     * @param array $errors PhpMyAdmin\ErrorHandler array
     *
     * @return void
     */
    private static function sessionFailed(array $errors)
    {
        $messages = [];
        foreach ($errors as $error) {
            /*
             * Remove path from open() in error message to avoid path disclossure
             *
             * This can happen with PHP 5 when nonexisting session ID is provided,
             * since PHP 7, session existence is checked first.
             *
             * This error can also happen in case of session backed error (eg.
             * read only filesystem) on any PHP version.
             *
             * The message string is currently hardcoded in PHP, so hopefully it
             * will not change in future.
             */
            $messages[] = preg_replace(
                '/open$.*, O_RDWR$/',
                'open(SESSION_FILE, O_RDWR)',
                htmlspecialchars($error->getMessage())
            );
        }

/*
         * Session initialization is done before selecting language, so we
         * can not use translations here.
         */
        Core::fatalError(
            'Error during session start; please check your PHP and/or '
            . 'webserver log file and configure your PHP '
            . 'installation properly. Also ensure that cookies are enabled '
            . 'in your browser.'
            . '<br><br>'
            . implode('<br><br>', $messages)
        );
    }

/**
     * Set up session
     *
     * @param Config       $config       Configuration handler
     * @param ErrorHandler $errorHandler Error handler
     *
     * @return void
     */
    public static function setUp(Config $config, ErrorHandler $errorHandler)
    {
        // verify if PHP supports session, die if it does not
        if (! function_exists('session_name')) {
            Core::warnMissingExtension('session', true);
        } elseif (! empty(ini_get('session.auto_start'))
            && session_name() !== 'phpMyAdmin'
            && ! empty(session_id())
        ) {
            // Do not delete the existing non empty session, it might be used by
            // other applications; instead just close it.
            if (empty($_SESSION)) {
                // Ignore errors as this might have been destroyed in other
                // request meanwhile
                @session_destroy();
            } elseif (function_exists('session_abort')) {
                // PHP 5.6 and newer
                session_abort();
            } else {
                session_write_close();
            }
        }

// session cookie settings
        session_set_cookie_params(
            0,
            $config->getRootPath(),
            '',
            $config->isHttps(),
            true
        );

// cookies are safer (use ini_set() in case this function is disabled)
        ini_set('session.use_cookies', 'true');

// optionally set session_save_path
        $path = $config->get('SessionSavePath');
        if (! empty($path)) {
            session_save_path($path);
            // We can not do this unconditionally as this would break
            // any more complex setup (eg. cluster), see
            // https://github.com/phpmyadmin/phpmyadmin/issues/8346
            ini_set('session.save_handler', 'files');
        }

// use cookies only
        ini_set('session.use_only_cookies', '1');
        // strict session mode (do not accept random string as session ID)
        ini_set('session.use_strict_mode', '1');
        // make the session cookie HttpOnly
        ini_set('session.cookie_httponly', '1');
        // do not force transparent session ids
        ini_set('session.use_trans_sid', '0');

// delete session/cookies when browser is closed
        ini_set('session.cookie_lifetime', '0');

// some pages (e.g. stylesheet) may be cached on clients, but not in shared
        // proxy servers
        session_cache_limiter('private');

$httpCookieName = $config->getCookieName('phpMyAdmin');
        @session_name($httpCookieName);

// Restore correct session ID (it might have been reset by auto started session
        if ($config->issetCookie('phpMyAdmin')) {
            session_id($config->getCookie('phpMyAdmin'));
        }

// on first start of session we check for errors
        // f.e. session dir cannot be accessed - session file not created
        $orig_error_count = $errorHandler->countErrors(false);

$session_result = session_start();

if ($session_result !== true
            || $orig_error_count != $errorHandler->countErrors(false)
        ) {
            setcookie($httpCookieName, '', 1);
            $errors = $errorHandler->sliceErrors($orig_error_count);
            self::sessionFailed($errors);
        }
        unset($orig_error_count, $session_result);

/**
         * Disable setting of session cookies for further session_start() calls.
         */
        if (session_status() !== PHP_SESSION_ACTIVE) {
            ini_set('session.use_cookies', 'true');
        }

/**
         * Token which is used for authenticating access queries.
         * (we use "space PMA_token space" to prevent overwriting)
         */
        if (! empty($_SESSION[' PMA_token '])) {
            return;
        }

self::generateToken();

/**
         * Check for disk space on session storage by trying to write it.
         *
         * This seems to be most reliable approach to test if sessions are working,
         * otherwise the check would fail with custom session backends.
         */
        $orig_error_count = $errorHandler->countErrors();
        session_write_close();
        if ($errorHandler->countErrors() > $orig_error_count) {
            $errors = $errorHandler->sliceErrors($orig_error_count);
            self::sessionFailed($errors);
        }
        session_start();
        if (! empty($_SESSION[' PMA_token '])) {
            return;
        }

Core::fatalError(
            'Failed to store CSRF token in session! ' .
            'Probably sessions are not working properly.'
        );
    }
}

${this.title}

Code Editor : Session.php