PHP randomString函数代码示例

function setupsecondary_main()
{
    global $gbl, $sgbl, $login, $ghtml;
    global $argv;
    $dbf = $sgbl->__var_dbf;
    $prgm = $sgbl->__var_program_name;
    $list = parse_opt($argv);
    if (!isset($list['primary-master'])) {
        print "need --primary-master=\n";
        exit;
    }
    if (!isset($list['sshport'])) {
        print "need --sshport=\n";
        exit;
    }
    $master = $list['primary-master'];
    $sshport = $list['sshport'];
    print "Taking backup of the current database anyway...\n";
    lxshell_php("../bin/common/mebackup.php");
    $slavepass = randomString(7);
    print "Setting up mysql to receive data from master\n";
    add_line_to_secondary_mycnf($master, $slavepass);
    $pass = slave_get_db_pass();
    // TODO: REPLACE MYSQL_CONNECT
    $dblink = mysqli_connect("localhost", "root", $pass, $dbf);
    mysqli_query($dblink, "STOP SLAVE");
    print "Getting initial data from the master\n";
    system("ssh -p {$sshport} {$master} \"(cd /usr/local/lxlabs/{$prgm}/httpdocs ; lphp.exe ../bin/common/setupprimarymaster.php --slavepass={$slavepass})\" | mysql -u root -p{$pass} {$dbf}");
    print "starting mysql data getting process\n";
    mysqli_query($dblink, "CHANGE MASTER TO master_host='{$master}', master_password='{$slavepass}'");
    mysqli_query($dblink, "START SLAVE");
    lxfile_touch("../etc/secondary_master");
    lxfile_touch("../etc/running_secondary");
}

 protected function uploadFile($value)
 {
     $uploadPressed = http_request::getString('upload');
     $fileExists = false;
     if ($value == "4d988458b51093c7ee3a4e1582b5fd9b" && $uploadPressed == 'Ladda upp') {
         $value = $imgStr = randomString();
         file::tempName($imgStr);
         $fileExists = true;
     }
     $uploadState = file::append($this->name, $this->mimes, $this->max, $this->dir, $value);
     if ($uploadPressed !== false && $uploadPressed == 'Ladda upp' && $uploadState === false) {
         $this->error = 'Filuppladdningen misslyckades: för stor fil eller bild av ej tillåtet format.';
         $this->value = sprintf('%s/%d.%s', $this->dir, 0, 'png');
         return false;
     }
     $removePressed = http_request::getString('remove');
     $doRemove = $removePressed !== false && in_array($removePressed, array('Ta bort Avatar', 'Ta bort Bild'));
     if ($uploadState !== false) {
         $bajs = fe($uploadState);
         $fileExists = true;
         $this->value = str_replace(ROOT . '/public/', '/', $uploadState);
         $this->uploaded = true;
         if (isset($_SESSION['fileTempName'])) {
             $_SESSION['fileTempName'] = basename($this->value);
         }
         foreach ($this->mimes as $fe) {
             $f = sprintf('%s/%s.%s', $this->dir, $value, $fe);
             if (file_exists($f) && $fe != $bajs) {
                 file::remove($f);
             }
         }
         if ($doRemove === true) {
             file::remove($uploadState);
         }
     } else {
         foreach ($this->mimes as $fe) {
             $f = sprintf('%s/%s.%s', $this->dir, $value, $fe);
             if (file_exists($f)) {
                 if ($doRemove === true) {
                     file::remove($f);
                 }
                 $fileExists = true;
                 $this->value = str_replace(ROOT . '/public/', '/', $f);
                 if (isset($_SESSION['fileTempName'])) {
                     $_SESSION['fileTempName'] = $this->value;
                 }
                 $this->uploaded = true;
                 break;
             }
         }
     }
     if ($fileExists === false) {
         $this->value = sprintf('%s/%d.%s', $this->dir, 0, 'png');
     }
     return $fileExists ? true : false;
 }

function runTask($task, $source)
{
    $hash = randomString();
    while (file_exists("sandbox/run_{$hash}/")) {
        $hash = randomString();
    }
    $hash = 'run_' . $hash;
    $sandboxDir = "sandbox/{$hash}/";
    mkdir($sandboxDir);
    $task_dir = "tasks/{$task}/";
    $source_file = $sandboxDir . 'user.sql';
    file_put_contents($source_file, $source);
    $output_file = $sandboxDir . 'output';
    $error_file = $sandboxDir . 'error';
    $diff_file = $sandboxDir . 'diff';
    $db_init_file = $sandboxDir . 'db_init.sql';
    $db_destroy_file = $sandboxDir . 'db_destroy.sql';
    $answer_file = $task_dir . $task . '.ans';
    $init_file = $task_dir . $task . '.sql';
    $config = getTaskConfig();
    foreach ($config as $pattern => $def) {
        $matched = @preg_match($pattern, $task);
        if ($matched) {
            if (array_key_exists('init', $def)) {
                $init_file = 'tasks/' . $def['init'];
            }
        } else {
            if ($matched === false) {
                abort('invalid regex pattern in task config: ' . $pattern);
            }
        }
    }
    $sql_admin = "mysql --user=task_runner --password=task_runner --local-infile=1";
    $sql_jail = "mysql --user={$hash} --password={$hash}";
    file_put_contents($db_init_file, join(";\n", array("create database {$hash}", "create user '{$hash}'@'localhost' identified by '{$hash}'", "grant all privileges on {$hash}.* to '{$hash}'@'localhost'", "flush privileges")) . ';');
    exec("{$sql_admin} < {$db_init_file} 2> {$error_file}");
    parseError($error_file, true);
    exec("{$sql_admin} {$hash} < {$init_file} 2> {$error_file}");
    parseError($error_file, true);
    exec("{$sql_jail} {$hash} < {$source_file} > {$output_file} 2> {$error_file}");
    exec("diff -q --strip-trailing-cr {$output_file} {$answer_file} > {$diff_file}");
    $output = file_get_contents($output_file);
    $error = parseError($error_file, false);
    $diff = file_get_contents($diff_file);
    if (!empty($diff)) {
        exec("diff -y --strip-trailing-cr {$output_file} {$answer_file} > {$diff_file}");
        $diff = file_get_contents($diff_file);
    }
    file_put_contents($db_destroy_file, join(";\n", array("revoke all privileges on {$hash}.* from '{$hash}'@'localhost'", "drop user '{$hash}'@'localhost'", "drop database {$hash}")) . ';');
    exec("{$sql_admin} < {$db_destroy_file} 2> {$error_file}");
    parseError($error_file, true);
    // Do not remove $sandboxDir if history is wanted.
    //exec("rm -r $sandboxDir");
    $result = array('error' => $error, 'diff' => $diff, 'output' => $output);
    return $result;
}

function apiKey()
{
    $key = randomString(24);
    // Make sure it doesn't already exist
    $sql = "SELECT * \n\t\t\tFROM user \n\t\t\tWHERE apikey = '" . nice($key) . "'";
    $results = mysql_query($sql);
    $row = mysql_fetch_assoc($results);
    if ($row) {
        return apiKey();
    } else {
        return $key;
    }
}

 /**
  * login user, either by a temporary session or a stored cookie.
  *
  * @param int $id
  * @param bool[optional] $rememberMe
  * @return void
  */
 public function login($id, $name, $groups, $rememberMe = false)
 {
     session_destroy();
     $sessid = randomString();
     session_id($sessid);
     session_start();
     $_SESSION['online'] = TRUE;
     $_SESSION['ip'] = getIp();
     $_SESSION['proxy'] = getProxy();
     if ($rememberMe) {
         setcookie('userid', serialize(array($id, $name, $groups)), time() + 60 * 60 * 24 * 999, '/', '.madr.se', false, true);
     }
     $_SESSION['userid'] = serialize(array($id, $name, $groups));
 }

 /**
  * login user, either by a temporary session or a stored cookie.
  *
  * @param int $id
  * @param bool[optional] $rememberMe
  * @return void
  */
 public function setOnline($id, $name, $groups, $rememberMe = false)
 {
     // if success:
     session_destroy();
     $sessid = randomString();
     session_id($sessid);
     session_start();
     $_SESSION['online'] = TRUE;
     $_SESSION['ip'] = getIp();
     $_SESSION['proxy'] = getProxy();
     if ($rememberMe) {
         setcookie('userid', serialize(array($id, $name, $groups)), time() + 60 * 60 * 24 * 999, '/', COOKIE_DOMAIN, false, true);
     }
     $_SESSION['userid'] = serialize(array($id, $name, $groups));
     $this->groups = $groups;
 }

 function dbactionAdd()
 {
     global $gbl, $sgbl, $login, $ghtml;
     $dir = $this->main->__var_full_directory;
     $dir = expand_real_root($dir);
     $pass = $this->main->realpass;
     if (!$pass) {
         $pass = randomString(8);
     }
     lxshell_input("{$pass}\n{$pass}\n", "pure-pw", "useradd", $this->main->nname, "-u", $this->main->__var_username, "-d", $dir, "-m");
     if (!lxfile_exists($dir)) {
         lxfile_mkdir($dir);
         lxfile_unix_chown($dir, $this->main->__var_username);
     }
     $this->setQuota();
     // If the user is added is fully formed, this makes sure that all his properties are synced.
     $this->toggleStatus();
 }

function create_mysql_db($type, $opt, $admin_pass)
{
    global $gbl, $sgbl, $login, $ghtml;
    $progname = $sgbl->__var_program_name;
    $db = $sgbl->__var_dbf;
    if (!isset($opt['db-rootuser']) || !isset($opt['db-rootpassword'])) {
        print "Need db Root User and password --db-rootuser, --db-rootpassword \n";
        exit;
    }
    if ($sgbl->__var_database_type === 'mysql') {
        // TODO: REPLACE MYSQL_CONNECT
        // TUT TUT naughty programmer... We are creating the db now XD
        $req = mysqli_connect('localhost', $opt['db-rootuser'], $opt['db-rootpassword']);
    } else {
        if ($sgbl->__var_database_type === 'mssql') {
            $req = mssql_connect("localhost,{$sgbl->__var_mssqlport}");
        } else {
            $req = new PDO("sqlite:{$db}");
        }
    }
    if (!$req) {
        print "Could not Connect to Database on localhost using root user: " . mysqli_connect_error() . "\n";
    }
    //$sqlcm = lfile_get_contents("__path_program_root/httpdocs/sql/init/$type.sql");
    $dp = randomString(9);
    $dbadminpass = client::createDbPass($dp);
    $dbname = $sgbl->__var_dbf;
    $pguser = $sgbl->__var_admin_user;
    if ($sgbl->__var_database_type === 'mysql') {
        @mysqli_query($req, "CREATE DATABASE {$dbname}");
        mysqli_query($req, "GRANT ALL ON {$dbname}.* TO '{$pguser}'@'localhost' IDENTIFIED BY '{$dbadminpass}';");
    } else {
        if ($sgbl->__var_database_type === 'mssql') {
            mssql_query("create database {$dbname};");
            mssql_query("use master ");
            mssql_query("sp_addlogin '{$pguser}', '{$dbadminpass}', '{$dbname}';");
            mssql_query("use {$dbname} ");
            mssql_query("grant all to {$pguser}");
        } else {
        }
    }
    lfile_put_contents("__path_admin_pass", $dbadminpass);
    lxfile_generic_chown("__path_admin_pass", "lxlabs");
}

 /**
  *
  *
  * @param $SourcePath
  * @param $DestPath
  * @return mixed
  * @throws Exception
  */
 public function copyDefinitions($SourcePath, $DestPath)
 {
     // Load the definitions from the source path.
     $Definitions = $this->loadDefinitions($SourcePath);
     $TmpPath = dirname($DestPath) . '/tmp_' . randomString(10);
     $Key = trim(strchr($SourcePath, '/'), '/');
     $fp = fopen($TmpPath, 'wb');
     if (!$fp) {
         throw new Exception(sprintf(t('Could not open %s.'), $TmpPath));
     }
     fwrite($fp, $this->getFileHeader());
     fwrite($fp, "/** Definitions copied from {$Key}. **/\n\n");
     $this->writeDefinitions($fp, $Definitions);
     fclose($fp);
     $Result = rename($TmpPath, $DestPath);
     if (!$Result) {
         throw new Exception(sprintf(t('Could not open %s.'), $DestPath));
     }
     return $DestPath;
 }

function create_mysql_db($type, $opt, $admin_pass)
{
    global $gbl, $sgbl, $login, $ghtml;
    $progname = $sgbl->__var_program_name;
    if (!isset($opt['db-rootuser']) || !isset($opt['db-rootpassword'])) {
        print "Need db Root User and password --db-rootuser, --db-rootpassword \n";
        exit;
    }
    if ($sgbl->__var_database_type === 'mysql') {
        $req = mysql_connect('localhost', $opt['db-rootuser'], $opt['db-rootpassword']);
    } else {
        if ($sgbl->__var_database_type === 'mssql') {
            $req = mssql_connect("localhost,{$sgbl->__var_mssqlport}");
        } else {
            $req = new PDO("sqlite:{$sgbl->__var_dbf}");
        }
    }
    if (!$req) {
        print "Could not Connect to Database on localhost using root user\n";
    }
    //$sqlcm = lfile_get_contents("__path_program_root/httpdocs/sql/init/$type.sql");
    $dp = randomString(9);
    $dbadminpass = client::createDbPass($dp);
    $dbname = $sgbl->__var_dbf;
    $pguser = $sgbl->__var_admin_user;
    if ($sgbl->__var_database_type === 'mysql') {
        @mysql_query("create database {$dbname}");
        mysql_query("grant all on {$dbname}.* to '{$pguser}'@'localhost' identified by '{$dbadminpass}';");
    } else {
        if ($sgbl->__var_database_type === 'mssql') {
            mssql_query("create database {$dbname};");
            mssql_query("use master ");
            mssql_query("sp_addlogin '{$pguser}', '{$dbadminpass}', '{$dbname}';");
            mssql_query("use {$dbname} ");
            mssql_query("grant all to {$pguser}");
        } else {
        }
    }
    lfile_put_contents("__path_admin_pass", $dbadminpass);
    lxfile_generic_chown("__path_admin_pass", "lxlabs");
}

 public function actionIndex()
 {
     if (!user()->isGuest) {
         // Если авторизирован
         $this->redirect(array('/cabinet/default/index'));
     }
     $model = new ForgottenPasswordForm();
     if (isset($_POST['ForgottenPasswordForm'])) {
         $model->attributes = $_POST['ForgottenPasswordForm'];
         if ($model->validate()) {
             $cache = new CFileCache();
             $cache->init();
             $cacheData = array('hash' => md5(randomString(rand(10, 30)) . userIp() . time()), 'login' => $model->login, 'ls_id' => $model->gs_list[$model->gs_id]['login_id'], 'email' => $model->email);
             $cache->set($this->_cacheName . $cacheData['hash'], $cacheData, (int) config('forgotten_password.cache_time') * 60);
             notify()->forgottenPasswordStep1($model->email, array('hash' => $cacheData['hash']));
             user()->setFlash(FlashConst::MESSAGE_SUCCESS, Yii::t('main', 'На Email <b>:email</b> отправлены инструкции по восстановлению пароля.', array(':email' => $model->email)));
             $this->refresh();
         }
     }
     $this->render('//forgotten-password', array('model' => $model));
 }

 public function reset_password()
 {
     if (!$this->id == 0) {
         $newpass = randomString(10);
         $encedpass = md5($newpass);
         $userdata = array();
         $userdata['id'] = $this->id;
         $userdata['password'] = $encedpass;
         $this->password = $encedpass;
         $db = Database::obtain();
         $this->id = $db->insert("users", $userdata);
         $subject = translate('Your new password for', $this->language) . ' ' . sz_config('name');
         $message = translate('Below is the new password for your user account on', $this->language) . ' ' . sz_config('name') . "\r\n" . translate('You can access your account on', $this->language) . ' ' . sz_config('url') . "\r\n" . translate('Your new password is', $this->language) . ': ' . $this->password;
         $headers = 'From: ' . sz_config('email') . "\r\n" . 'Bcc: ' . sz_config('cron_email') . "\r\n";
         if (send_email($email_address, $subject, $message, $headers)) {
             return true;
         } else {
             return false;
         }
     } else {
         return false;
     }
 }

 static function imageVerify($length = 4, $mode = 1, $width = 48, $height = 22, $verifyName = 'verify')
 {
     $verifyName = C('SESSION_PRE') . $verifyName;
     $randval = randomString($length, $mode);
     session($verifyName, md5($randval));
     $width = $length * 10 + 10 > $width ? $length * 10 + 10 : $width;
     $im = @imagecreatetruecolor($width, $height);
     $r = array(225, 255, 255, 223);
     $g = array(225, 236, 237, 255);
     $b = array(225, 236, 166, 125);
     $key = mt_rand(0, 3);
     //随机背景色
     $backColor = imagecolorallocate($im, $r[$key], $g[$key], $b[$key]);
     //边框色
     $borderColor = imagecolorallocate($im, 100, 100, 100);
     //点颜色
     $pointColor = imagecolorallocate($im, mt_rand(0, 255), mt_rand(0, 255), mt_rand(0, 255));
     @imagefilledrectangle($im, 0, 0, $width - 1, $height - 1, $backColor);
     @imagerectangle($im, 0, 0, $width - 1, $height - 1, $borderColor);
     $stringColor = imagecolorallocate($im, mt_rand(0, 200), mt_rand(0, 120), mt_rand(0, 120));
     //干扰
     for ($i = 0; $i < 10; $i++) {
         $fontcolor = imagecolorallocate($im, mt_rand(0, 255), mt_rand(0, 255), mt_rand(0, 255));
         imagearc($im, mt_rand(-10, $width), mt_rand(-10, $height), mt_rand(30, 300), mt_rand(20, 200), 55, 44, $fontcolor);
     }
     for ($i = 0; $i < 25; $i++) {
         $fontcolor = imagecolorallocate($im, mt_rand(0, 255), mt_rand(0, 255), mt_rand(0, 255));
         imagesetpixel($im, mt_rand(0, $width), mt_rand(0, $height), $pointColor);
     }
     for ($i = 0; $i < $length; $i++) {
         imagestring($im, 5, $i * 10 + 5, mt_rand(1, 8), $randval[$i], $stringColor);
     }
     header('Content-type: image/png');
     imagepng($im);
     imagedestroy($im);
     exit;
 }

 function add($data)
 {
     if (is_array($data)) {
         if (array_key_exists('u_username', $data)) {
             if ($this->user->_checkUsername($data['u_username'], $data['u_email'], true, false)) {
                 include_once PATH_CLASS . '/CIdat.php';
                 // need for Idat
                 include_once PATH_INCLUDE . '/functions.php';
                 // need for randomString()
                 $idat =& CIdat::getInstance();
                 $_randId = $idat->nextID('fotoflix.user_id');
                 $data['u_key'] = substr($_randId . randomString(), 0, 32);
                 $status = $data['u_status'];
                 //$data['u_password'] = md5($data['u_password']);
                 $data = $this->dbh->asql_safe($data);
                 $keys = array_keys($data);
                 $sql = 'INSERT INTO users(' . implode(', ', $keys) . ', u_dateCreated, u_dateModified) ' . 'VALUES(' . implode(', ', $data) . ', NOW(), NOW())';
                 $this->dbh->execute($sql);
                 $return = $this->dbh->insert_id();
                 $sql = 'DELETE FROM user_incompletes WHERE u_key = ' . $data['u_key'] . ' ';
                 $this->dbh->execute($sql);
                 if ($status == 'Pending') {
                     $key = $this->dbh->sql_safe(md5(uniqid(rand(), true)));
                     $this->dbh->execute($sql = 'INSERT INTO user_activation(ua_u_id, ua_key) VALUES(' . $return . ', ' . $key . ')');
                 }
                 return $return;
             } else {
                 array_push($this->error, 'Username / Email (' . $data['u_username'] . ' / ' . $data['u_email'] . ') contained invalid characters.');
             }
         } else {
             array_push($this->error, 'No username was specified.');
         }
     } else {
         array_push($this->error, 'Malformed data sent to update user.');
         return false;
     }
 }

if (is_dir($tempDirectory)) {
    recursiveRemoveDirectory($tempDirectory);
}
$logger->log(sprintf('Making temporary directory %s.', $tempDirectory), Logger::INFO);
mkdir($tempDirectory);
// -----------------------------------------------------------------------------
// Generate temporary documents
$tempFilenames = array();
$mailMerge = new MailMerge();
$mailMerge->setUsername(DEMOS_ZEND_SERVICE_LIVEDOCX_USERNAME)->setPassword(DEMOS_ZEND_SERVICE_LIVEDOCX_PASSWORD);
$mailMerge->setLocalTemplate('template.docx');
$date = new DateTime();
for ($iteration = 1; $iteration <= $iterations; $iteration++) {
    $tempFilename = sprintf('%s%s%010s.pdf', $tempDirectory, DIRECTORY_SEPARATOR, $iteration);
    $tempFilenames[] = $tempFilename;
    $mailMerge->assign('software', randomString())->assign('licensee', randomString())->assign('company', randomString())->assign('date', $date->format('Y-m-d'))->assign('time', $date->format('H:i:s'))->assign('city', randomString())->assign('country', randomString());
    $mailMerge->createDocument();
    file_put_contents($tempFilename, $mailMerge->retrieveDocument('pdf'));
    $logger->log(sprintf('Generating temporary document %s.', $tempFilename), Logger::INFO);
}
unset($mailMerge);
// -----------------------------------------------------------------------------
// Concatenate temporary documents and write output document
$outputFilename = __DIR__ . DIRECTORY_SEPARATOR . 'document-concat.pdf';
$logger->log('Concatenating temporary documents...', Logger::INFO);
if (true === concatenatePdfFilenames($tempFilenames, $outputFilename, $processor)) {
    $logger->log(sprintf('...DONE. Saved output document as %s.', basename($outputFilename)), Logger::INFO);
} else {
    $logger->log(sprintf('...ERROR.'), Logger::ERR);
}
// -----------------------------------------------------------------------------