PHP randstr函数代码示例

    private function install()
    {
        global $db_config;
        if (is_array($db_config)) {
            redirect("/");
        }
        $param['writable'] = file_put_contents(APP . 'writable.tmp', 'test');
        if (isset($_POST['db_type'])) {
            $db_type = $_POST['db_type'] == 'sqlite' ? 'sqlite' : 'mysql';
            $_POST['default_db'] = $db_type == 'sqlite' ? rand(100000, 999999) . '.sqlite' : $_POST['default_db'];
            //     $cname = 'db_'.$db_type;
            $db = new db($_POST);
            $sql = file_get_contents(APP . $db_type . '_ins.sql');
            $db->muti_query($sql);
            $base_dir = rtrim($_POST['base_dir'], '/') . '/';
            $seed = randstr();
            file_put_contents(APP . 'config_user.php', '<?
define(\'BASE\',\'?/\');
define(\'SEED\',\'' . $seed . '\');
$db_config = array(
  \'host\'      =>\'' . $_POST['host'] . '\', 
  \'user\'      =>\'' . $_POST['user'] . '\',  
  \'password\'  =>\'' . $_POST['password'] . '\', 
  \'db_type\'   =>\'' . $_POST['db_type'] . '\',
  \'default_db\'=>\'' . $_POST['default_db'] . '\'
);');
            redirect($_POST['base_dir'], '安装成功', '用户名 admin@b24.cn 密码 admin', '8');
        } else {
            header("Content-type: text/html; charset=utf-8");
            $base = 'http://' . $_SERVER['HTTP_HOST'] . dirname($_SERVER['SCRIPT_NAME']);
            view("v/home/install", $param);
        }
    }

 function getFilePath($currUpload)
 {
     global $timestamp;
     $prename = substr(md5($timestamp . $currUpload['id'] . randstr(8)), 10, 15);
     $filename = $this->forum->fid . "_{$this->uid}_{$prename}." . preg_replace('/(php|asp|jsp|cgi|fcgi|exe|pl|phtml|dll|asa|com|scr|inf)/i', "scp_\\1", $currUpload['ext']);
     $savedir = $this->getSaveDir($currUpload['ext']);
     return array($filename, $savedir);
 }

 function getFilePath($currUpload)
 {
     global $timestamp;
     $prename = substr(md5($timestamp . $currUpload['id'] . randstr(8)), 10, 15);
     $filename = $this->uid . "_{$this->key}." . $currUpload['ext'];
     $savedir = 'certificate/' . str_pad(substr($this->uid, -2), 2, '0', STR_PAD_LEFT) . '/';
     return array($filename, $savedir);
 }

function user_register($username, $password, $member_type = 0, $email, $uc_reg = true)
{
    global $db, $timestamp, $_CFG, $online_ip, $QS_pwdhash;
    $member_type = intval($member_type);
    $ck_username = get_user_inusername($username);
    $ck_email = get_user_inemail($email);
    if ($member_type == 0) {
        return -1;
    } elseif (!empty($ck_username)) {
        return -2;
    } elseif (!empty($ck_email)) {
        return -3;
    }
    $pwd_hash = randstr();
    $password_hash = md5(md5($password) . $pwd_hash . $QS_pwdhash);
    $setsqlarr['username'] = $username;
    $setsqlarr['password'] = $password_hash;
    $setsqlarr['pwd_hash'] = $pwd_hash;
    $setsqlarr['email'] = $email;
    $setsqlarr['utype'] = intval($member_type);
    $setsqlarr['reg_time'] = $timestamp;
    $setsqlarr['reg_ip'] = $online_ip;
    $insert_id = inserttable(table('members'), $setsqlarr, true);
    if ($member_type == "1") {
        if (!$db->query("INSERT INTO " . table('members_points') . " (uid) VALUES ('{$insert_id}')")) {
            return false;
        }
        if (!$db->query("INSERT INTO " . table('members_setmeal') . " (uid) VALUES ('{$insert_id}')")) {
            return false;
        }
        $points = get_cache('points_rule');
        include_once QISHI_ROOT_PATH . 'include/fun_company.php';
        set_consultant($insert_id);
        if ($points['reg_points']['value'] > 0) {
            report_deal($insert_id, $points['reg_points']['type'], $points['reg_points']['value']);
            $operator = $points['reg_points']['type'] == "1" ? "+" : "-";
            write_memberslog($insert_id, 1, 9001, $username, "新注册会员,({$operator}{$points['reg_points']['value']}),(剩余:{$points['reg_points']['value']})", 1, 1010, "注册会员系统自动赠送积分", "{$operator}{$points['reg_points']['value']}", "{$points['reg_points']['value']}");
            //积分变更记录
            write_setmeallog($insert_id, $username, "注册会员系统自动赠送：({$operator}{$points['reg_points']['value']}),(剩余:{$points['reg_points']['value']})", 1, '0.00', '1', 1, 1);
        }
        if ($_CFG['reg_service'] > 0) {
            set_members_setmeal($insert_id, $_CFG['reg_service']);
            $setmeal = get_setmeal_one($_CFG['reg_service']);
            write_memberslog($insert_id, 1, 9002, $username, "注册会员系统自动赠送：{$setmeal['setmeal_name']}", 2, 1011, "开通服务(系统赠送)", "-", "-");
            //套餐变更记录
            write_setmeallog($insert_id, $username, "注册会员系统自动赠送：{$setmeal['setmeal_name']}", 1, '0.00', '1', 2, 1);
        }
    }
    if (defined('UC_API') && $uc_reg) {
        include_once QISHI_ROOT_PATH . 'uc_client/client.php';
        $uc_reg_uid = uc_user_register($username, $password, $email);
    }
    write_memberslog($insert_id, $member_type, 1000, $username, "注册成为会员");
    return $insert_id;
}

function threads_create($threads, $copy_files, $create_files, $run_files, $implode_files = array())
{
    $cfs = array();
    foreach ($create_files as $fname => $content) {
        if (!is_array($content)) {
            $content = file2array($fname);
        } else {
        }
        $cfs[$fname] = array_rand_slice($content, $threads);
    }
    $bat = "#!/bin/bash\n";
    $tdir = 'threads-' . randstr(5);
    mkdir($tdir);
    chdir($tdir);
    for ($i = 0; $i < $threads; $i++) {
        $dir = 'thread' . $i;
        mkdir($dir);
        $bat .= $i ? "cd ../{$dir}\n" : "cd {$dir}\n";
        foreach ($copy_files as $fname_from => $fname) {
            if (!is_string($fname_from)) {
                $fname_from = $fname;
            }
            copy('../' . $fname_from, $dir . '/' . $fname);
        }
        foreach (array_keys($cfs) as $fname) {
            file_put_contents($dir . '/' . $fname, str_replace("\n\n", "\n", implode("\n", $cfs[$fname][$i])));
        }
        foreach ($run_files as $fname => $params) {
            $bat .= "php {$fname} {$params} & \n";
        }
    }
    file_put_contents('run.sh', $bat);
    chmod('run.sh', 0777);
    /*    exec('./run.sh');
        unlink('run.sh');
            
        foreach( $implode_files as $if ) {
            $contents = array();
            for( $i = 0; $i < $threads; $i++ ) {
                $contents []= trim( file_get_contents( 'thread' . $i . "/" . $if ) );
            }
            file_put_contents( "../$if", implode( "\n", $contents ), FILE_APPEND  );
        }
    
        for( $i = 0; $i < $threads; $i++ ) {
            $dir = 'thread' . $i;
            
            foreach( array_merge( array_keys( $cfs ), array_keys( $copy_files ) ) as $fname )
                unlink( $dir . '/' . $fname );
            rmdir( $dir );
            
        }
        rmdir( $tdir );*/
}

function jokei_txt()
{
    $str = curl_get('http://jokei.aliapp.com/m/api.php?key=hu60&act=txt');
    $str = json_decode($str, true);
    if (!$str) {
        return randstr();
    }
    $txt = str_replace('[br]', "\r\n", $str['txt']);
    $title = $str['title'];
    $str = '《' . $title . '》' . $txt;
    return $str;
}

/**
 * 创建用户
 * @param $obj
 * @return array|bool|null
 */
function create_member($obj)
{
    require ROOT . "data/config.php";
    require ROOT . "include/fun_user.php";
    $pwd_hash = randstr();
    $name_rand = randusername();
    $password_hash = md5(md5($pwd_hash) . $pwd_hash . $QS_pwdhash);
    $setsqlarr['username'] = strtolower("em_" . $name_rand);
    $setsqlarr['password'] = $password_hash;
    $setsqlarr['pwd_hash'] = $pwd_hash;
    $new = \ORM::for_table(table('members'))->create();
    $new->utype = 2;
    $new->username = $setsqlarr['username'];
    $new->email = $obj["email"];
    $new->email_audit = 0;
    $new->mobile = str_replace("086-", "", $obj["telephone"]);
    $new->mobile_audit = 0;
    $new->password = $setsqlarr['password'];
    $new->pwd_hash = $setsqlarr['pwd_hash'];
    $new->reg_time = time();
    $new->reg_ip = '';
    $new->last_login_time = 0;
    $new->last_login_ip = '';
    $new->qq_openid = '';
    $new->sina_access_token = '';
    $new->taobao_access_token = '';
    $new->qq_nick = '';
    $new->sina_nick = '';
    $new->taobao_nick = '';
    $new->weixin_nick = '';
    $new->qq_binding_time = 0;
    $new->sina_binding_time = 0;
    $new->taobao_binding_time = 0;
    $new->status = 1;
    $new->avatars = '';
    $new->robot = 0;
    $new->consultant = 0;
    $new->weixin_openid = '';
    $new->bindingtime = 0;
    $new->remind_email_time = 0;
    $new->imei = '';
    $new->sms_num = 0;
    $new->reg_type = 1;
    $new->status = 0;
    $rs = $new->save();
    if ($rs) {
        return $new->id;
    }
    return false;
}

 function getFilePath($currUpload)
 {
     global $timestamp, $o_mkdir;
     $prename = randstr(4) . $timestamp . substr(md5($timestamp . $currUpload['id'] . randstr(8)), 10, 15);
     if ($this->tid) {
         $filename = $this->tid . '_' . $currUpload['id'] . "_{$prename}." . $currUpload['ext'];
     } else {
         $filename = $this->actmid . "_ajax" . "_{$prename}." . $currUpload['ext'];
     }
     $savedir = 'activity/' . $this->actmid . '/';
     if (!in_array($currUpload['attname'], array('act'))) {
         $savedir = '';
     }
     return array($filename, $savedir);
 }

 function getFilePath($currUpload)
 {
     global $timestamp, $o_mkdir;
     $prename = randstr(4) . $timestamp . substr(md5($timestamp . $currUpload['id'] . randstr(8)), 10, 15);
     $filename = $this->aid . "_{$prename}." . $currUpload['ext'];
     $savedir = 'photo/';
     if ($o_mkdir == '2') {
         $savedir .= 'Day_' . date('ymd') . '/';
     } elseif ($o_mkdir == '3') {
         $savedir .= 'Cyid_' . $this->aid . '/';
     } else {
         $savedir .= 'Mon_' . date('ym') . '/';
     }
     return array($filename, $savedir);
 }

 function getFilePath($currUpload)
 {
     global $timestamp, $o_mkdir;
     $prename = randstr(4) . $timestamp . substr(md5($timestamp . $currUpload['id'] . randstr(8)), 10, 15);
     $filename = $this->tid . '_' . $currUpload['id'] . "_{$prename}." . $currUpload['ext'];
     $savedir = 'postcate/';
     if ($currUpload['attname'] == 'topic') {
         $savedir .= 'topic/' . $this->pcid . '/';
     } elseif ($currUpload['attname'] == 'postcate') {
         $savedir .= 'pc/' . $this->pcid . '/';
     }
     if (!in_array($currUpload['attname'], array('topic', 'postcate'))) {
         $savedir = '';
     }
     return array($filename, $savedir);
 }

function wap_user_register($username, $password, $member_type = 0, $email, $uc_reg = true)
{
    global $db, $timestamp, $_CFG, $online_ip, $QS_pwdhash;
    $member_type = intval($member_type);
    $ck_username = get_user_inusername($username);
    $ck_email = get_user_inemail($email);
    if ($member_type == 0) {
        return -1;
    } elseif (!empty($ck_username)) {
        return -2;
    } elseif (!empty($ck_email)) {
        return -3;
    }
    $pwd_hash = randstr();
    $password_hash = md5(md5($password) . $pwd_hash . $QS_pwdhash);
    $setsqlarr['username'] = $username;
    $setsqlarr['password'] = $password_hash;
    $setsqlarr['pwd_hash'] = $pwd_hash;
    $setsqlarr['email'] = $email;
    $setsqlarr['utype'] = intval($member_type);
    $setsqlarr['reg_time'] = $timestamp;
    $setsqlarr['reg_ip'] = $online_ip;
    $setsqlarr['reg_type'] = 2;
    //来源于WAP
    $insert_id = $db->inserttable(table('members'), $setsqlarr, true);
    if ($member_type == "1") {
        $setarr["uid"] = $insert_id;
        $db->inserttable(table("members_points"), $setarr);
        $db->inserttable(table("members_setmeal"), $setarr);
    } elseif ($member_type == "2") {
        $setarr["uid"] = $insert_id;
        $db->inserttable(table("members_points"), $setarr);
    }
    return $insert_id;
}

    $setsqlarr['email'] = trim($_POST['email']) ? trim($_POST['email']) : adminmsg('请填写email！', 1);
    if (!preg_match("/^[\\w\\-\\.]+@[\\w\\-\\.]+(\\.\\w+)+\$/", $setsqlarr['email'])) {
        adminmsg('email格式错误！', 1);
    }
    $password = trim($_POST['password']) ? trim($_POST['password']) : adminmsg('请填写密码', 1);
    if (strlen($password) < 6) {
        adminmsg('密码不能少于6位！', 1);
    }
    if ($password != trim($_POST['password1'])) {
        adminmsg('两次输入的密码不相同！', 1);
    }
    $setsqlarr['rank'] = trim($_POST['rank']) ? trim($_POST['rank']) : adminmsg('请填写头衔', 1);
    $setsqlarr['add_time'] = time();
    $setsqlarr['last_login_time'] = 0;
    $setsqlarr['last_login_ip'] = "从未";
    $setsqlarr['pwd_hash'] = randstr();
    $setsqlarr['pwd'] = md5($password . $setsqlarr['pwd_hash'] . $QS_pwdhash);
    if ($db->inserttable(table('admin'), $setsqlarr)) {
        //填写管理员日志
        write_log("后台添加用户名为" . $setsqlarr['admin_name'] . "的管理员", $_SESSION['admin_name'], 3);
        $link[0]['text'] = "返回列表";
        $link[0]['href'] = "?act=";
        adminmsg('添加成功！', 2, $link);
    } else {
        adminmsg('添加失败', 1);
    }
} elseif ($act == 'del_users') {
    check_token();
    $id = $_REQUEST['id'];
    if ($num = del_users($id, $_SESSION['admin_purview'])) {
        adminmsg("删除成功！共删除" . $num . "行", 2);

 function jobRewardInviteCode($userid, $reward)
 {
     $timestamp = $this->_timestamp;
     $invnum = $reward['num'];
     $day = $reward['day'];
     for ($i = 0; $i < $invnum; $i++) {
         $invcode = randstr(16);
         $this->_db->update("INSERT INTO pw_invitecode" . " SET " . S::sqlSingle(array('invcode' => $invcode, 'uid' => $userid, 'usetime' => $day, 'createtime' => $timestamp)));
     }
 }

<?php

$link = mysql_connect('localhost', 'root', '');
if ($link) {
    $password = randstr(10);
    mysql_select_db('mysql');
    mysql_query("SET character_set_connection=gbk,character_set_results=gbk,character_set_client=binary", $link);
    mysql_query("SET sql_mode=''", $link);
    mysql_query("set password for 'root'@'localhost' = PASSWORD('{$password}')");
    mysql_query("delete from user where user = '' or password = ''");
    mysql_query("flush privileges");
}
file_put_contents('account.log', str_replace('mysql_password', $password, file_get_contents('account.log')));
function randstr($length)
{
    return substr(md5(num_rand($length)), mt_rand(0, 32 - $length), $length);
}
function num_rand($length)
{
    mt_srand((double) microtime() * 1000000);
    $randVal = mt_rand(1, 9);
    for ($i = 1; $i < $length; $i++) {
        $randVal .= mt_rand(0, 9);
    }
    return $randVal;
}

        $rt = $db->get_one("SELECT createtime FROM pw_invitecode WHERE uid=" . S::sqlEscape($winduid) . "ORDER BY createtime DESC LIMIT 0,1");
        if ($timestamp - $rt['createtime'] < $inv_limitdays * 86400) {
            ajaxExport("邀请码购买时间限制，请稍侯");
        }
    }
    S::gp(array('invnum'), 'GP');
    $invnum = (int) $invnum;
    if ($invnum < 1) {
        ajaxExport("购买的邀请码数量必须大于0");
    }
    //(!is_numeric($invnum) || $invnum < 1) && $invnum = 1;
    if ($creditto[$inv_credit] < $invnum * $inv_costs) {
        ajaxExport("您的积分不足以购买邀请码");
    }
    for ($i = 0; $i < $invnum; $i++) {
        $invcode = randstr(16);
        $db->update("INSERT INTO pw_invitecode" . " SET " . S::sqlSingle(array('invcode' => $invcode, 'uid' => $winduid, 'createtime' => $timestamp, 'type' => 1)));
    }
    $cutcredit = $invnum * $inv_costs;
    $credit->addLog('hack_invcodebuy', array($inv_credit => -$cutcredit), array('uid' => $winduid, 'username' => $windid, 'ip' => $onlineip, 'invnum' => stripslashes($invnum)));
    $credit->set($winduid, $inv_credit, -$cutcredit);
    ajaxExport("邀请码购买成功!");
}
require_once PrintEot('ajax_friendinvite');
ajax_footer();
function ajaxExport($output)
{
    echo is_array($output) ? pwJsonEncode($output) : $output;
    ajax_footer();
    exit;
}