基于PHP的oExam php在线考试系统 服务器安装包.zip

<?php // -*- c++ -*- /** * ionCube Loader install Wizard * * ionCube is a registered trademark of ionCube Ltd. * * Copyright (c) ionCube Ltd. 2002-2011 */ require ("install_var.php"); require ("install_lang.php"); define ('ERROR_UNKNOWN_OS',1); define ('ERROR_UNSUPPORTED_OS',2); define ('ERROR_UNKNOWN_ARCH',3); define ('ERROR_UNSUPPORTED_ARCH',4); define ('ERROR_UNSUPPORTED_ARCH_OS',5); define ('ERROR_WINDOWS_64_BIT',6); define ('ERROR_PHP_UNSUPPORTED',7); define ('ERROR_PHP_DEBUG_BUILD',8); define ('ERROR_RUNTIME_EXT_DIR_NOT_FOUND',101); define ('ERROR_RUNTIME_LOADER_FILE_NOT_FOUND',102); define ('ERROR_INI_NOT_FIRST_ZE',201); define ('ERROR_INI_WRONG_ZE_START',202); define ('ERROR_INI_ZE_LINE_NOT_FOUND',203); define ('ERROR_INI_LOADER_FILE_NOT_FOUND',204); define ('ERROR_INI_NOT_FULL_PATH',205); define ('ERROR_INI_NO_PATH',206); define ('ERROR_INI_NOT_FOUND',207); define ('ERROR_INI_NOT_READABLE',208); define ('ERROR_INI_MULTIPLE_IC_LOADER_LINES',209); define ('ERROR_INI_USER_INI_NOT_FOUND',210); define ('ERROR_INI_USER_CANNOT_CREATE',211); define ('ERROR_LOADER_UNEXPECTED_NAME',301); define ('ERROR_LOADER_NOT_READABLE',302); define ('ERROR_LOADER_PHP_MISMATCH',303); define ('ERROR_LOADER_NONTS_PHP_TS',304); define ('ERROR_LOADER_TS_PHP_NONTS',305); define ('ERROR_LOADER_WRONG_OS',306); define ('ERROR_LOADER_WRONG_ARCH',307); define ('ERROR_LOADER_WIN_SERVER_NONWIN',321); define ('ERROR_LOADER_WIN_NONTS_PHP_TS',322); define ('ERROR_LOADER_WIN_TS_PHP_NONTS',323); define ('ERROR_LOADER_WIN_PHP_MISMATCH',324); define ('ERROR_LOADER_WIN_COMPILER_MISMATCH',325); define ('ERROR_LOADER_NOT_FOUND',380); define ('ERROR_LOADER_PHP_VERSION_UNKNOWN',390); define ('SERVER_UNKNOWN',0); define ('HAS_PHP_INI',1); define ('SERVER_SHARED',2); define ('SERVER_VPS',5); define ('SERVER_DEDICATED',7); define ('SERVER_LOCAL',9); define ('LOADERS_PAGE', 'http://loaders.ioncube.com/'); define ('SUPPORT_SITE', 'http://www.orivon.com/contact/'); define ('LOADER_FORUM_URL', 'http://forum.ioncube.com/viewforum.php?f=4'); define ('LOADERS_FAQ_URL', 'http://www.ioncube.com/faqs/loaders.php'); define ('UNIX_ERRORS_URL', 'http://www.ioncube.com/loaders/unix_startup_errors.php'); define ('LOADER_WIZARD_URL', LOADERS_PAGE); define ('ENCODER_URL', 'http://www.ioncube.com/sa_encoder.php'); define ('LOADER_VERSION_URL', 'http://www.ioncube.com/feeds/product_info/versions.php'); define ('WIZARD_LATEST_VERSION_URL', LOADER_VERSION_URL . '?item=loader-wizard'); define ('PHP_COMPILERS_URL', LOADER_VERSION_URL . '?item=php-compilers'); define ('LOADER_PLATFORM_URL', LOADER_VERSION_URL . '?item=loader-platforms'); define ('LOADER_LATEST_VERSIONS_URL', LOADER_VERSION_URL . '?item=loader-versions'); define ('IONCUBE_DOWNLOADS_SERVER', 'http://downloads2.ioncube.com/loader_downloads'); define ('IONCUBE_CONNECT_TIMEOUT',4); define ('DEFAULT_SELF','/ioncube/loader-wizard.php'); define ('LOADER_NAME_CHECK',true); define ('LOADER_EXTENSION_NAME','ionCube Loader'); define ('LOADER_SUBDIR','ioncube'); define ('WINDOWS_IIS_LOADER_DIR', 'system32'); define ('ADDITIONAL_INI_FILE_NAME','20ioncube.ini'); define ('UNIX_SYSTEM_LOADER_DIR','/usr/local/ioncube'); define ('RECENT_LOADER_VERSION','3.1.24'); define ('LATEST_LOADER_MAJOR_VERSION',4); define ('LOADERS_PACKAGE_PREFIX','ioncube_loaders_'); define ('SESSION_LIFETIME_MINUTES',360); define ('WIZARD_EXPIRY_MINUTES',10080); define ('MIN_INITIALISE_TIME',4); run(); function script_version() { return "2.28"; } function retrieve_latest_wizard_version() { $v = false; $s = trim(remote_file_contents(WIZARD_LATEST_VERSION_URL)); if (preg_match('/^\d+([.]\d+)*$/', $s)) { $v = $s; } return $v; } function latest_wizard_version() { if (!isset($_SESSION['latest_wizard_version'])) { $_SESSION['latest_wizard_version'] = retrieve_latest_wizard_version(); } return $_SESSION['latest_wizard_version']; } function update_is_available($lv) { if (is_numeric($lv)) { $lv_parts = explode('.',$lv); $script_parts = explode('.',script_version()); return ($lv_parts[0] > $script_parts[0] || ($lv_parts[0] == $script_parts[0] && $lv_parts[1] > $script_parts[1])); } else { return null; } } function check_for_wizard_update($echo_message = false) { $latest_version = latest_wizard_version(); $update_available = update_is_available($latest_version); if ($update_available) { if ($echo_message) { echo '<p class="alert">An updated version of this Wizard script is available <a href="' . LOADER_WIZARD_URL . '">here</a>.</p>'; } return $latest_version; } else { return $update_available; } } function remote_file_contents($url) { $remote_file_opening = ini_get('allow_url_fopen'); $contents = false; if (isset($_SESSION['timing_out']) && $_SESSION['timing_out']) { return false; } @session_write_close(); $timing_out = 0; if ($remote_file_opening) { $fh = @fopen($url,'rb'); if ($fh) { stream_set_blocking($fh,0); stream_set_timeout($fh,IONCUBE_CONNECT_TIMEOUT); while (!feof($fh)) { $result = fgets($fh, 4096); $info = stream_get_meta_data($fh); $timing_out = $info['timed_out']?1:0; if ($timing_out) { break; } if ($result !== false) { $contents .= $result; } else { break; } } fclose($fh); } else { $timing_out = 1; } } elseif (extension_loaded('curl')) { $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_HEADER, 0); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); curl_setopt($ch, CURLOPT_CONNECTTIMEOUT,IONCUBE_CONNECT_TIMEOUT); $output = curl_exec($ch); $info = curl_getinfo($ch); $timing_out = ($info['http_code'] >= 400)?1:0; curl_close($ch); if (is_string($output)) { $contents = $output; } } else { $timing_out = 1; } @session_start(); $_SESSION['timing_out'] = $timing_out; return $contents; } function php_version() { $v = explode('.',PHP_VERSION); return array( 'major' => $v[0], 'minor' => $v[1], 'release' => $v[2]); } function is_supported_php_version() { $v = php_version(); return ((($v['major'] == 4) && ($v['minor'] >= 1)) || (($v['major'] == 5) && (($v['minor'] >= 1) || ($v['release'] >= 3)))); } function is_php_version_or_greater($major,$minor,$release = 0) { $version = php_version(); return ($version['major'] > $major || ($version['major'] == $major && $version['minor'] > $minor) || ($version['major'] == $major && $version['minor'] == $minor && $version['release'] >= $release)); } function ini_file_name() { $sysinfo = get_sysinfo(); return (!empty($sysinfo['PHP_INI'])?$sysinfo['PHP_INI_BASENAME']:'php.ini'); } function get_remote_session_value($session_var,$remote_url,$default_function) { if (!isset($_SESSION[$session_var])) { $serialised_res = remote_file_contents($remote_url); $unserialised_res = @unserialize($serialised_res); if (empty($unserialised_res)) { $unserialised_res = call_user_func($default_function); } if (false === $unserialised_res) {