查看文件: common.inc.php
大小: 35.62 KB
类型: application/octet-stream
<?php /* vim: set expandtab sw=4 ts=4 sts=4: */ /** * Misc stuff and REQUIRED by ALL the scripts. * MUST be included by every script * * Among other things, it contains the advanced authentication work. * * Order of sections for common.inc.php: * * the authentication libraries must be before the connection to db * * ... so the required order is: * * LABEL_variables_init * - initialize some variables always needed * LABEL_parsing_config_file * - parsing of the configuration file * LABEL_loading_language_file * - loading language file * LABEL_setup_servers * - check and setup configured servers * LABEL_theme_setup * - setting up themes * * - load of MySQL extension (if necessary) * - loading of an authentication library * - db connection * - authentication work * * @package PhpMyAdmin */ /** * block attempts to directly run this script */ if (getcwd() == dirname(__FILE__)) { die('Attack stopped'); } /** * Minimum PHP version; can't call PMA_fatalError() which uses a * PHP 5 function, so cannot easily localize this message. */ if (version_compare(PHP_VERSION, '5.3.0', 'lt')) { die('PHP 5.3+ is required'); } /** * for verification in all procedural scripts under libraries */ define('PHPMYADMIN', true); /** * String handling (security) */ require_once './libraries/String.class.php'; $PMA_String = new PMA_String(); /** * the error handler */ require './libraries/Error_Handler.class.php'; /** * initialize the error handler */ $GLOBALS['error_handler'] = new PMA_Error_Handler(); /** * This setting was removed in PHP 5.4. But at this point PMA_PHP_INT_VERSION * is not yet defined so we use another way to find out the PHP version. */ if (version_compare(phpversion(), '5.4', 'lt')) { /** * Avoid problems with magic_quotes_runtime */ @ini_set('magic_quotes_runtime', 'false'); } /** * core functions */ require './libraries/core.lib.php'; /** * Input sanitizing */ require './libraries/sanitizing.lib.php'; /** * Warning about mbstring. */ if (! function_exists('mb_detect_encoding')) { PMA_warnMissingExtension('mbstring', $fatal = true); } /** * the PMA_Theme class */ require './libraries/Theme.class.php'; /** * the PMA_Theme_Manager class */ require './libraries/Theme_Manager.class.php'; /** * the PMA_Config class */ require './libraries/Config.class.php'; /** * the relation lib, tracker needs it */ require './libraries/relation.lib.php'; /** * the PMA_Tracker class */ require './libraries/Tracker.class.php'; /** * the PMA_Table class */ require './libraries/Table.class.php'; /** * the PMA_Types class */ require './libraries/Types.class.php'; if (! defined('PMA_MINIMUM_COMMON')) { /** * common functions */ include_once './libraries/Util.class.php'; /** * JavaScript escaping. */ include_once './libraries/js_escape.lib.php'; /** * Include URL/hidden inputs generating. */ include_once './libraries/url_generating.lib.php'; /** * Used to generate the page */ include_once 'libraries/Response.class.php'; } /******************************************************************************/ /* start procedural code label_start_procedural */ /** * PATH_INFO could be compromised if set, so remove it from PHP_SELF * and provide a clean PHP_SELF here */ $PMA_PHP_SELF = PMA_getenv('PHP_SELF'); $_PATH_INFO = PMA_getenv('PATH_INFO'); if (! empty($_PATH_INFO) && ! empty($PMA_PHP_SELF)) { $path_info_pos = /*overload*/mb_strrpos($PMA_PHP_SELF, $_PATH_INFO); $pathLength = $path_info_pos + /*overload*/mb_strlen($_PATH_INFO); if ($pathLength === /*overload*/mb_strlen($PMA_PHP_SELF)) { $PMA_PHP_SELF = /*overload*/mb_substr($PMA_PHP_SELF, 0, $path_info_pos); } } $PMA_PHP_SELF = htmlspecialchars($PMA_PHP_SELF); /** * just to be sure there was no import (registering) before here * we empty the global space (but avoid unsetting $variables_list * and $key in the foreach (), we still need them!) */ $variables_whitelist = array ( 'GLOBALS', '_SERVER', '_GET', '_POST', '_REQUEST', '_FILES', '_ENV', '_COOKIE', '_SESSION', 'error_handler', 'PMA_PHP_SELF', 'variables_whitelist', 'key', 'PMA_String' ); foreach (get_defined_vars() as $key => $value) { if (! in_array($key, $variables_whitelist)) { unset($$key); } } unset($key, $value, $variables_whitelist); /** * Subforms - some functions need to be called by form, cause of the limited URL * length, but if this functions inside another form you cannot just open a new * form - so phpMyAdmin uses 'arrays' inside this form * * <code> * <form ...> * ... main form elements ... * <input type="hidden" name="subform[action1][id]" value="1" /> * ... other subform data ... * <input type="submit" name="usesubform[action1]" value="do action1" /> * ... other subforms ... * <input type="hidden" name="subform[actionX][id]" value="X" /> * ... other subform data ... * <input type="submit" name="usesubform[actionX]" value="do actionX" /> * ... main form elements ... * <input type="submit" name="main_action" value="submit form" /> * </form> * </code> * * so we now check if a subform is submitted */ $__redirect = null; if (isset($_POST['usesubform'])) { // if a subform is present and should be used // the rest of the form is deprecated $subform_id = key($_POST['usesubform']); $subform = $_POST['subform'][$subform_id]; $_POST = $subform; $_REQUEST = $subform; /** * some subforms need another page than the main form, so we will just * include this page at the end of this script - we use $__redirect to * track this */ if (isset($_POST['redirect']) && $_POST['redirect'] != basename($PMA_PHP_SELF) ) { $__redirect = $_POST['redirect']; unset($_POST['redirect']); } unset($subform_id, $subform); } else { // Note: here we overwrite $_REQUEST so that it does not contain cookies, // because another application for the same domain could have set // a cookie (with a compatible path) that overrides a variable // we expect from GET or POST. // We'll refer to cookies explicitly with the $_COOKIE syntax. $_REQUEST = array_merge($_GET, $_POST); } // end check if a subform is submitted /** * This setting was removed in PHP 5.4, but get_magic_quotes_gpc * always returns False since then. */ if (get_magic_quotes_gpc()) { PMA_arrayWalkRecursive($_GET, 'stripslashes', true); PMA_arrayWalkRecursive($_POST, 'stripslashes', true); PMA_arrayWalkRecursive($_COOKIE, 'stripslashes', true); PMA_arrayWalkRecursive($_REQUEST, 'stripslashes', true); } /** * check timezone setting * this could produce an E_STRICT - but only once, * if not done here it will produce E_STRICT on every date/time function * (starting with PHP 5.3, this code can produce E_WARNING rather than * E_STRICT) * */ date_default_timezone_set(@date_default_timezone_get()); /******************************************************************************/ /* parsing configuration file LABEL_parsing_config_file */ /** * We really need this one! */ if (! function_exists('preg_replace')) { PMA_warnMissingExtension('pcre', true); } /** * JSON is required in several places. */ if (! function_exists('json_encode')) { PMA_warnMissingExtension('json', true); } /** * @global PMA_Config $GLOBALS['PMA_Config'] * force reading of config file, because we removed sensitive values * in the previous iteration */ $GLOBALS['PMA_Config'] = new PMA_Config(CONFIG_FILE); if (!defined('PMA_MINIMUM_COMMON')) { $GLOBALS['PMA_Config']->checkPmaAbsoluteUri(); } /** * BC - enable backward compatibility * exports all configuration settings into $GLOBALS ($GLOBALS['cfg']) */ $GLOBALS['PMA_Config']->enableBc(); /** * clean cookies on upgrade * when changing something related to PMA cookies, increment the cookie version */ $pma_cookie_version = 4; if (isset($_COOKIE) && (isset($_COOKIE['pmaCookieVer']) && $_COOKIE['pmaCookieVer'] < $pma_cookie_version) ) { // delete all cookies foreach ($_COOKIE as $cookie_name => $tmp) { $GLOBALS['PMA_Config']->removeCookie($cookie_name); } $_COOKIE = array(); $GLOBALS['PMA_Config']->setCookie('pmaCookieVer', $pma_cookie_version); } /** * check HTTPS connection */ if ($GLOBALS['PMA_Config']->get('ForceSSL') && ! $GLOBALS['PMA_Config']->detectHttps() ) { // grab SSL URL $url = $GLOBALS['PMA_Config']->getSSLUri(); // Actually redirect PMA_sendHeaderLocation($url . PMA_URL_getCommon($_GET, 'text')); // delete the current session, otherwise we get problems (see bug #2397877) $GLOBALS['PMA_Config']->removeCookie($GLOBALS['session_name']); exit; } /** * include session handling after the globals, to prevent overwriting */ require './libraries/session.inc.php'; /** * init some variables LABEL_variables_init */ /** * holds parameters to be passed to next page * @global array $GLOBALS['url_params'] */ $GLOBALS['url_params'] = array(); /** * the whitelist for $GLOBALS['goto'] * @global array $goto_whitelist */ $goto_whitelist = array( //'browse_foreigners.php', //'changelog.php', //'chk_rel.php', 'db_create.php', 'db_datadict.php', 'db_sql.php', 'db_events.php', 'db_export.php', 'db_importdocsql.php', 'db_qbe.php', 'db_structure.php', 'db_import.php', 'db_operations.php', 'db_printview.php', 'db_search.php', 'db_routines.php', 'export.php', 'import.php', //'index.php', //'navigation.php', //'license.php', 'index.php', 'pdf_pages.php', 'pdf_schema.php', //'phpinfo.php', 'server_binlog.php', 'server_collations.php', 'server_databases.php', 'server_engines.php', 'server_export.php', 'server_import.php', 'server_privileges.php', 'server_sql.php', 'server_status.php', 'server_status_advisor.php', 'server_status_monitor.php', 'server_status_queries.php', 'server_status_variables.php', 'server_variables.php', 'sql.php', 'tbl_addfield.php', 'tbl_change.php', 'tbl_create.php', 'tbl_import.php', 'tbl_indexes.php', 'tbl_printview.php', 'tbl_sql.php', 'tbl_export.php', 'tbl_operations.php', 'tbl_structure.php', 'tbl_relation.php', 'tbl_replace.php', 'tbl_row_action.php', 'tbl_select.php', 'tbl_zoom_select.php', //'themes.php', 'transformation_overview.php', 'transformation_wrapper.php', 'user_password.php', ); /** * check $__redirect against whitelist */ if (! PMA_checkPageValidity($__redirect, $goto_whitelist)) { $__redirect = null; } /** * holds page that should be displayed * @global string $GLOBALS['goto'] */ $GLOBALS['goto'] = ''; // Security fix: disallow accessing serious server files via "?goto=" if (PMA_checkPageValidity($_REQUEST['goto'], $goto_whitelist)) { $GLOBALS['goto'] = $_REQUEST['goto']; $GLOBALS['url_params']['goto'] = $_REQUEST['goto']; } else { unset($_REQUEST['goto'], $_GET['goto'], $_POST['goto'], $_COOKIE['goto']); } /** * returning page * @global string $GLOBALS['back'] */ if (PMA_checkPageValidity($_REQUEST['back'], $goto_whitelist)) { $GLOBALS['back'] = $_REQUEST['back']; } else { unset($_REQUEST['back'], $_GET['back'], $_POST['back'], $_COOKIE['back']); } /** * Check whether user supplied token is valid, if not remove any possibly * dangerous stuff from request. * * remember that some objects in the session with session_start and __wakeup() * could access this variables before we reach this point * f.e. PMA_Config: fontsize * * @todo variables should be handled by their respective owners (objects) * f.e. lang, server, collation_connection in PMA_Config */ $token_mismatch = true; $token_provided = false; if (PMA_isValid($_REQUEST['token'])) { $token_provided = true; $token_mismatch = ($_SESSION[' PMA_token '] != $_REQUEST['token']); } if ($token_mismatch) { /** * List of parameters which are allowed from unsafe source */ $allow_list = array( /* needed for direct access, see FAQ 1.34 * also, server needed for cookie login screen (multi-server) */ 'server', 'db', 'table', 'target', 'lang', /* Session ID */ 'phpMyAdmin', /* Cookie preferences */ 'pma_lang', 'pma_collation_connection', /* Possible login form */ 'pma_servername', 'pma_username', 'pma_password', 'g-recaptcha-response', /* Needed to send the correct reply */ 'ajax_request', /* Permit to log out even if there is a token mismatch */ 'old_usr', /* Permit redirection with token-mismatch in url.php */ 'url', /* Permit session expiry flag */ 'session_expired', /* JS loading */ 'scripts', 'call_done' ); /** * Allow changing themes in test/theme.php */ if (defined('PMA_TEST_THEME')) { $allow_list[] = 'set_theme'; } /** * Require cleanup functions */ include './libraries/cleanup.lib.php'; /** * Do actual cleanup */ PMA_removeRequestVars($allow_list); } /** * current selected database * @global string $GLOBALS['db'] */ PMA_setGlobalDbOrTable('db'); /** * current selected table * @global string $GLOBALS['table'] */ PMA_setGlobalDbOrTable('table'); /** * Store currently selected recent table. * Affect $GLOBALS['db'] and $GLOBALS['table'] */ if (PMA_isValid($_REQUEST['selected_recent_table'])) { $recent_table = json_decode($_REQUEST['selected_recent_table'], true); $GLOBALS['db'] = $recent_table['db']; $GLOBALS['url_params']['db'] = $GLOBALS['db']; $GLOBALS['table'] = $recent_table['table']; $GLOBALS['url_params']['table'] = $GLOBALS['table']; } /** * SQL query to be executed * @global string $GLOBALS['sql_query'] */ $GLOBALS['sql_query'] = ''; if (PMA_isValid($_REQUEST['sql_query'])) { $GLOBALS['sql_query'] = $_REQUEST['sql_query']; } //$_REQUEST['set_theme'] // checked later in this file LABEL_theme_setup //$_REQUEST['server']; // checked later in this file //$_REQUEST['lang']; // checked by LABEL_loading_language_file /******************************************************************************/ /* loading language file LABEL_loading_language_file */ /** * lang detection is done here */ require './libraries/select_lang.lib.php'; // Defines the cell alignment values depending on text direction if ($GLOBALS['text_dir'] == 'ltr') { $GLOBALS['cell_align_left'] = 'left'; $GLOBALS['cell_align_right'] = 'right'; } else { $GLOBALS['cell_align_left'] = 'right'; $GLOBALS['cell_align_right'] = 'left'; } /** * check for errors occurred while loading configuration * this check is done here after loading language files to present errors in locale */ $GLOBALS['PMA_Config']->checkPermissions(); if ($GLOBALS['PMA_Config']->error_config_file) { $error = '[strong]' . __('Failed to read configuration file!') . '[/strong]' . '[br][br]' . __('This usually means there is a syntax error in it, please check any errors shown below.') . '[br][br]' . '[conferr]'; trigger_error($error, E_USER_ERROR); } if ($GLOBALS['PMA_Config']->error_config_default_file) { $error = sprintf( __('Could not load default configuration from: %1$s'), $GLOBALS['PMA_Config']->default_source ); trigger_error($error, E_USER_ERROR); } if ($GLOBALS['PMA_Config']->error_pma_uri) { trigger_error( __( 'The [code]$cfg[\'PmaAbsoluteUri\'][/code]' . ' directive MUST be set in your configuration file!' ), E_USER_ERROR ); } /******************************************************************************/ /* setup servers LABEL_setup_servers */ /** * current server * @global integer $GLOBALS['server'] */ $GLOBALS['server'] = 0; /** * Servers array fixups. * $default_server comes from PMA_Config::enableBc() * @todo merge into PMA_Config */ // Do we have some server? if (! isset($cfg['Servers']) || count($cfg['Servers']) == 0) { // No server => create one with defaults $cfg['Servers'] = array(1 => $default_server); } else { // We have server(s) => apply default configuration $new_servers = array(); foreach ($cfg['Servers'] as $server_index => $each_server) { // Detect wrong configuration if (!is_int($server_index) || $server_index < 1) { trigger_error( sprintf(__('Invalid server index: %s'), $server_index), E_USER_ERROR ); } $each_server = array_merge($default_server, $each_server); // Don't use servers with no hostname if ($each_server['connect_type'] == 'tcp' && empty($each_server['host'])) { trigger_error( sprintf( __('Invalid hostname for server %1$s. Please review your configuration.'), $server_index ), E_USER_ERROR ); } // Final solution to bug #582890 // If we are using a socket connection // and there is nothing in the verbose server name // or the host field, then generate a name for the server // in the form of "Server 2", localized of course! if ($each_server['connect_type'] == 'socket' && empty($each_server['host']) && empty($each_server['verbose']) ) { $each_server['verbose'] = sprintf(__('Server %d'), $server_index); } $new_servers[$server_index] = $each_server; } $cfg['Servers'] = $new_servers; unset($new_servers, $server_index, $each_server); } // Cleanup unset($default_server); /******************************************************************************/ /* setup themes LABEL_theme_setup */ /** * @global PMA_Theme_Manager $_SESSION['PMA_Theme_Manager'] */ if (! isset($_SESSION['PMA_Theme_Manager'])) { $_SESSION['PMA_Theme_Manager'] = new PMA_Theme_Manager; } else { /** * @todo move all __wakeup() functionality into session.inc.php */ $_SESSION['PMA_Theme_Manager']->checkConfig(); } // for the theme per server feature if (isset($_REQUEST['server']) && ! isset($_REQUEST['set_theme'])) { $GLOBALS['server'] = $_REQUEST['server']; $tmp = $_SESSION['PMA_Theme_Manager']->getThemeCookie(); if (empty($tmp)) { $tmp = $_SESSION['PMA_Theme_Manager']->theme_default; } $_SESSION['PMA_Theme_Manager']->setActiveTheme($tmp); unset($tmp); } /** * @todo move into PMA_Theme_Manager::__wakeup() */ if (isset($_REQUEST['set_theme'])) { // if user selected a theme $_SESSION['PMA_Theme_Manager']->setActiveTheme($_REQUEST['set_theme']); } /** * the theme object * @global PMA_Theme $_SESSION['PMA_Theme'] */ $_SESSION['PMA_Theme'] = $_SESSION['PMA_Theme_Manager']->theme; // BC /** * the active theme * @global string $GLOBALS['theme'] */ $GLOBALS['theme'] = $_SESSION['PMA_Theme']->getName(); /** * the theme path * @global string $GLOBALS['pmaThemePath'] */ $GLOBALS['pmaThemePath'] = $_SESSION['PMA_Theme']->getPath(); /** * the theme image path * @global string $GLOBALS['pmaThemeImage'] */ $GLOBALS['pmaThemeImage'] = $_SESSION['PMA_Theme']->getImgPath(); /** * load layout file if exists */ if (@file_exists($_SESSION['PMA_Theme']->getLayoutFile())) { include $_SESSION['PMA_Theme']->getLayoutFile(); } if (! defined('PMA_MINIMUM_COMMON')) { /** * Character set conversion. */ include_once './libraries/charset_conversion.lib.php'; /** * Lookup server by name * (see FAQ 4.8) */ if (! empty($_REQUEST['server']) && is_string($_REQUEST['server']) && ! is_numeric($_REQUEST['server']) ) { foreach ($cfg['Servers'] as $i => $server) { $verboseToLower = /*overload*/mb_strtolower($server['verbose']); $serverToLower = /*overload*/mb_strtolower($_REQUEST['server']); if ($server['host'] == $_REQUEST['server'] || $server['verbose'] == $_REQUEST['server'] || $verboseToLower == $serverToLower || md5($verboseToLower) == $serverToLower ) { $_REQUEST['server'] = $i; break; } } if (is_string($_REQUEST['server'])) { unset($_REQUEST['server']); } unset($i); } /** * If no server is selected, make sure that $cfg['Server'] is empty (so * that nothing will work), and skip server authentication. * We do NOT exit here, but continue on without logging into any server. * This way, the welcome page will still come up (with no server info) and * present a choice of servers in the case that there are multiple servers * and '$cfg['ServerDefault'] = 0' is set. */ if (isset($_REQUEST['server']) && (is_string($_REQUEST['server']) || is_numeric($_REQUEST['server'])) && ! empty($_REQUEST['server']) && ! empty($cfg['Servers'][$_REQUEST['server']]) ) { $GLOBALS['server'] = $_REQUEST['server']; $cfg['Server'] = $cfg['Servers'][$GLOBALS['server']]; } else { if (!empty($cfg['Servers'][$cfg['ServerDefault']])) { $GLOBALS['server'] = $cfg['ServerDefault']; $cfg['Server'] = $cfg['Servers'][$GLOBALS['server']]; } else { $GLOBALS['server'] = 0; $cfg['Server'] = array(); } } $GLOBALS['url_params']['server'] = $GLOBALS['server']; /** * Kanji encoding convert feature appended by Y.Kawada (2002/2/20) */ if (function_exists('mb_convert_encoding') && $lang == 'ja' ) { include_once './libraries/kanji-encoding.lib.php'; } // end if /** * save some settings in cookies * @todo should be done in PMA_Config */ $GLOBALS['PMA_Config']->setCookie('pma_lang', $GLOBALS['lang']); if (isset($GLOBALS['collation_connection'])) { $GLOBALS['PMA_Config']->setCookie( 'pma_collation_connection', $GLOBALS['collation_connection'] ); } $_SESSION['PMA_Theme_Manager']->setThemeCookie(); if (! empty($cfg['Server'])) { /** * Loads the proper database interface for this server */ include_once './libraries/database_interface.inc.php'; include_once './libraries/logging.lib.php'; // get LoginCookieValidity from preferences cache // no generic solution for loading preferences from cache as some settings // need to be kept for processing in PMA_Config::loadUserPreferences() $cache_key = 'server_' . $GLOBALS['server']; if (isset($_SESSION['cache'][$cache_key]['userprefs']['LoginCookieValidity']) ) { $value = $_SESSION['cache'][$cache_key]['userprefs']['LoginCookieValidity']; $GLOBALS['PMA_Config']->set('LoginCookieValidity', $value); $GLOBALS['cfg']['LoginCookieValidity'] = $value; unset($value); } unset($cache_key); // Gets the authentication library that fits the $cfg['Server'] settings // and run authentication // to allow HTTP or http $cfg['Server']['auth_type'] = /*overload*/mb_strtolower($cfg['Server']['auth_type']); /** * the required auth type plugin */ $auth_class = "Authentication" . ucfirst($cfg['Server']['auth_type']); if (! file_exists( './libraries/plugins/auth/' . $auth_class . '.class.php' )) { PMA_fatalError( __('Invalid authentication method set in configuration:') . ' ' . $cfg['Server']['auth_type'] ); } if (isset($_REQUEST['pma_password'])) { $_REQUEST['pma_password'] = substr($_REQUEST['pma_password'], 0, 256); } include_once './libraries/plugins/auth/' . $auth_class . '.class.php'; // todo: add plugin manager $plugin_manager = null; $auth_plugin = new $auth_class($plugin_manager); if (! $auth_plugin->authCheck()) { /* Force generating of new session on login */ PMA_secureSession(); $auth_plugin->auth(); } else { $auth_plugin->authSetUser(); } // Check IP-based Allow/Deny rules as soon as possible to reject the // user based on mod_access in Apache if (isset($cfg['Server']['AllowDeny']) && isset($cfg['Server']['AllowDeny']['order']) ) { /** * ip based access library */ include_once './libraries/ip_allow_deny.lib.php'; $allowDeny_forbidden = false; // default if ($cfg['Server']['AllowDeny']['order'] == 'allow,deny') { $allowDeny_forbidden = true; if (PMA_allowDeny('allow')) { $allowDeny_forbidden = false; } if (PMA_allowDeny('deny')) { $allowDeny_forbidden = true; } } elseif ($cfg['Server']['AllowDeny']['order'] == 'deny,allow') { if (PMA_allowDeny('deny')) { $allowDeny_forbidden = true; } if (PMA_allowDeny('allow')) { $allowDeny_forbidden = false; } } elseif ($cfg['Server']['AllowDeny']['order'] == 'explicit') { if (PMA_allowDeny('allow') && ! PMA_allowDeny('deny')) { $allowDeny_forbidden = false; } else { $allowDeny_forbidden = true; } } // end if ... elseif ... elseif // Ejects the user if banished if ($allowDeny_forbidden) { PMA_logUser($cfg['Server']['user'], 'allow-denied'); $auth_plugin->authFails(); } } // end if // is root allowed? if (! $cfg['Server']['AllowRoot'] && $cfg['Server']['user'] == 'root') { $allowDeny_forbidden = true; PMA_logUser($cfg['Server']['user'], 'root-denied'); $auth_plugin->authFails(); } // is a login without password allowed? if (! $cfg['Server']['AllowNoPassword'] && $cfg['Server']['password'] == '' ) { $login_without_password_is_forbidden = true; PMA_logUser($cfg['Server']['user'], 'empty-denied'); $auth_plugin->authFails(); } // if using TCP socket is not needed if (/*overload*/mb_strtolower($cfg['Server']['connect_type']) == 'tcp') { $cfg['Server']['socket'] = ''; } // Try to connect MySQL with the control user profile (will be used to // get the privileges list for the current user but the true user link // must be open after this one so it would be default one for all the // scripts) $controllink = false; if ($cfg['Server']['controluser'] != '') { if (! empty($cfg['Server']['controlhost']) || ! empty($cfg['Server']['controlport']) ) { $server_details = array(); if (! empty($cfg['Server']['controlhost'])) { $server_details['host'] = $cfg['Server']['controlhost']; } else { $server_details['host'] = $cfg['Server']['host']; } if (! empty($cfg['Server']['controlport'])) { $server_details['port'] = $cfg['Server']['controlport']; } elseif ($server_details['host'] == $cfg['Server']['host']) { // Evaluates to true when controlhost == host // or controlhost is not defined (hence it defaults to host) // In such case we can use the value of port. $server_details['port'] = $cfg['Server']['port']; } // otherwise we leave the $server_details['port'] unset, // allowing it to take default mysql port $controllink = $GLOBALS['dbi']->connect( $cfg['Server']['controluser'], $cfg['Server']['controlpass'], true, $server_details ); } else { $controllink = $GLOBALS['dbi']->connect( $cfg['Server']['controluser'], $cfg['Server']['controlpass'], true ); } } // Connects to the server (validates user's login) $userlink = $GLOBALS['dbi']->connect( $cfg['Server']['user'], $cfg['Server']['password'], false ); // Set timestamp for the session, if required. if ($cfg['Server']['SessionTimeZone'] != '') { $sql_query_tz = 'SET ' . PMA_Util::backquote('time_zone') . ' = ' . '\'' . PMA_Util::sqlAddSlashes($cfg['Server']['SessionTimeZone']) . '\''; if(! $userlink->query($sql_query_tz)) { $error_message_tz = sprintf(__('Unable to use timezone %1$s for server %2$d. ' . 'Please check your configuration setting for ' . '[em]$cfg[\'Servers\'][%3$d][\'SessionTimeZone\'][/em]. ' . 'phpMyAdmin is currently using the default time zone of the database server.'), $cfg['Servers'][$GLOBALS['server']]['SessionTimeZone'], $GLOBALS['server'], $GLOBALS['server'] ); $GLOBALS['error_handler']->addError( $error_message_tz, E_USER_WARNING, '', '', false ); } } if (! $controllink) { $controllink = $userlink; } $auth_plugin->storeUserCredentials(); /* Log success */ PMA_logUser($cfg['Server']['user']); if (PMA_MYSQL_INT_VERSION < 50500) { PMA_fatalError( __('You should upgrade to %s %s or later.'), array('MySQL', '5.5.0') ); } /** * Type handling object. */ if (PMA_DRIZZLE) { $GLOBALS['PMA_Types'] = new PMA_Types_Drizzle(); } else { $GLOBALS['PMA_Types'] = new PMA_Types_MySQL(); } if (PMA_DRIZZLE) { // DisableIS must be set to false for Drizzle, it maps SHOW commands // to INFORMATION_SCHEMA queries anyway so it's fast on large servers $cfg['Server']['DisableIS'] = false; // SHOW OPEN TABLES is not supported by Drizzle $cfg['SkipLockedTables'] = false; } /** * SQL Parser code */ include_once './libraries/sqlparser.lib.php'; /** * the PMA_List_Database class */ include_once './libraries/PMA.php'; $pma = new PMA; $pma->userlink = $userlink; $pma->controllink = $controllink; /** * some resetting has to be done when switching servers */ if (isset($_SESSION['tmpval']['previous_server']) && $_SESSION['tmpval']['previous_server'] != $GLOBALS['server'] ) { unset($_SESSION['tmpval']['navi_limit_offset']); } $_SESSION['tmpval']['previous_server'] = $GLOBALS['server']; } else { // end server connecting // No need to check for 'PMA_BYPASS_GET_INSTANCE' since this execution path // applies only to initial login $response = PMA_Response::getInstance(); $response->getHeader()->disableMenuAndConsole(); $response->getFooter()->setMinimal(); } /** * check if profiling was requested and remember it * (note: when $cfg['ServerDefault'] = 0, constant is not defined) */ if (isset($_REQUEST['profiling']) && PMA_Util::profilingSupported() ) { $_SESSION['profiling'] = true; } elseif (isset($_REQUEST['profiling_form'])) { // the checkbox was unchecked unset($_SESSION['profiling']); } // load user preferences $GLOBALS['PMA_Config']->loadUserPreferences(); /** * Inclusion of profiling scripts is needed on various * pages like sql, tbl_sql, db_sql, tbl_select */ if (! defined('PMA_BYPASS_GET_INSTANCE')) { $response = PMA_Response::getInstance(); } if (isset($_SESSION['profiling'])) { $header = $response->getHeader(); $scripts = $header->getScripts(); $scripts->addFile('jqplot/jquery.jqplot.js'); $scripts->addFile('jqplot/plugins/jqplot.pieRenderer.js'); $scripts->addFile('jqplot/plugins/jqplot.highlighter.js'); $scripts->addFile('canvg/canvg.js'); $scripts->addFile('jquery/jquery.tablesorter.js'); } /* * There is no point in even attempting to process * an ajax request if there is a token mismatch */ if (isset($response) && $response->isAjax() && $token_mismatch) { $response->isSuccess(false); $response->addJSON( 'message', PMA_Message::error(__('Error: Token mismatch')) ); exit; } } else { // end if !defined('PMA_MINIMUM_COMMON') // load user preferences $GLOBALS['PMA_Config']->loadUserPreferences(); } // remove sensitive values from session $GLOBALS['PMA_Config']->set('blowfish_secret', ''); $GLOBALS['PMA_Config']->set('Servers', ''); $GLOBALS['PMA_Config']->set('default_server', ''); /* Tell tracker that it can actually work */ PMA_Tracker::enable(); /** * @global boolean $GLOBALS['is_ajax_request'] * @todo should this be moved to the variables init section above? * * Check if the current request is an AJAX request, and set is_ajax_request * accordingly. Suppress headers, footers and unnecessary output if set to * true */ if (isset($_REQUEST['ajax_request']) && $_REQUEST['ajax_request'] == true) { $GLOBALS['is_ajax_request'] = true; } else { $GLOBALS['is_ajax_request'] = false; } if (isset($_REQUEST['GLOBALS']) || isset($_FILES['GLOBALS'])) { PMA_fatalError(__("GLOBALS overwrite attempt")); } /** * protect against possible exploits - there is no need to have so much variables */ if (count($_REQUEST) > 1000) { PMA_fatalError(__('possible exploit')); } /** * Check for numeric keys * (if register_globals is on, numeric key can be found in $GLOBALS) */ foreach ($GLOBALS as $key => $dummy) { if (is_numeric($key)) { PMA_fatalError(__('numeric key detected')); } } unset($dummy); // here, the function does not exist with this configuration: // $cfg['ServerDefault'] = 0; $GLOBALS['is_superuser'] = isset($GLOBALS['dbi']) && $GLOBALS['dbi']->isSuperuser(); if (!empty($__redirect) && in_array($__redirect, $goto_whitelist)) { /** * include subform target page */ include $__redirect; exit(); } // If Zero configuration mode enabled, check PMA tables in current db. if (! defined('PMA_MINIMUM_COMMON') && ! empty($GLOBALS['server']) && isset($GLOBALS['cfg']['ZeroConf']) && $GLOBALS['cfg']['ZeroConf'] == true ) { if (! empty($GLOBALS['db'])) { $cfgRelation = PMA_getRelationsParam(); if (empty($cfgRelation['db'])) { PMA_fixPMATables($GLOBALS['db'], false); } } $cfgRelation = PMA_getRelationsParam(); if (empty($cfgRelation['db'])) { foreach ($GLOBALS['pma']->databases as $database) { if ($database == 'phpmyadmin') { PMA_fixPMATables($database, false); } } } } ?>
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