PHP checkemail函数代码示例

function upload($user_name, $email, $message, $file)
{
    global $dbstamian;
    if (empty($user_name)) {
        echo 'Sorry Username empty';
    } elseif (empty($email)) {
        echo 'Sorry Email empty';
    } elseif (empty($message)) {
        echo 'Sorry Message empty';
    } elseif (empty($file)) {
        echo 'Sorry File Empty';
    } elseif ($file['file_attach']['size'] > 41943040) {
        echo 'Sorry File limit 40 MB';
    } else {
        $file_dir = 'file/';
        $file_name = rand(00, 9999) . "_" . ereg_replace('[[:space:]]+', '_', trim(addslashes(strip_tags($file['file_attach']['name']))));
        $file_size = $file['file_attach']['size'];
        $file_tmp = $file['file_attach']['tmp_name'];
        $file_type = $file['file_attach']['type'];
        $file_ext = strtolower(end(explode('.', $file_name)));
        $regex = "/^([0-9])+_?([0-9a-zA-Z\\_\\-]+).{1}(jpeg|jpg|png|pdf|doc|docx)+/";
        $match = preg_match($regex, $file_name);
        $file_allow = array("jpeg", "jpg", "png", "pdf", "doc", "docx");
        $mim_type = array("image/jpeg", "image/jpg", "image/png", "application/pdf", "application/doc", "application/docx");
        if (in_array($file_ext, $file_allow) === true and in_array($file_type, $mim_type) === true and !file_exists($file_dir, $file_name) and checkemail($email) == true and $match == true) {
            $sql = "INSERT INTO contact(contact.contact_name,contact.contact_email,contact.contact_file,contact.contact_date,contact.contact_message) VALUES('" . $user_name . "','" . $email . "','" . $file_name . "',NOW(),'" . $message . "')";
            $result = mysql_query($sql, $dbstamian);
            mysql_insert_id();
            $send = sendmail($user_name, $email, $message, $file_name, $file_tmp, $file_size, $file_type);
            if (!$result and !$send) {
                echo 'Echec de telechargement, Meri de renvoyer votre fichier';
            } else {
                if ($file['file_attach']['error'] == 1) {
                    echo 'file upload max file size over limit php.ini';
                } elseif ($file['file_attach']['error'] == 2) {
                    echo 'File Max_file_SIZE for form';
                } elseif ($file['file_attach']['error'] == 3) {
                    echo 'upload file not a connect server';
                } elseif ($file['file_attach']['error'] == 4) {
                    echo 'Not a file';
                } elseif ($file['file_attach']['error'] == 0) {
                    @move_uploaded_file($file_tmp, $file_dir . $file_name);
                    echo "Merci votre fichier a été envoyé";
                }
            }
        } else {
            echo 'Echec, votre fichier doit etre au format pdf';
        }
    }
}

 private function validate()
 {
     if (isset($this->request->post['password']) && strlen($this->request->post['password']) > 1) {
         if (strlen(@$this->request->post['password']) < MIN_PASSWORD_LENGTH || strlen(@$this->request->post['password2']) < MIN_PASSWORD_LENGTH) {
             $this->error['password'] = $this->data['text_invalid_password'];
         }
         if ($this->request->post['password'] != $this->request->post['password2']) {
             $this->error['password2'] = $this->data['text_password_mismatch'];
         }
     }
     if (!isset($this->request->post['uid']) || !is_numeric($this->request->post['uid']) || (int) $this->request->post['uid'] < 0) {
         $this->error['uid'] = $this->data['text_invalid_uid'];
     }
     if (strlen(@$this->request->post['email']) < 4) {
         $this->error['email'] = $this->data['text_invalid_email'];
     } else {
         $emails = explode("\n", $this->request->post['email']);
         foreach ($emails as $email) {
             $email = rtrim($email);
             if ($email == '') {
                 continue;
             }
             $ret = checkemail($email, $this->domains);
             if ($ret == 0) {
                 $this->error['email'] = $this->data['text_invalid_email'] . ": *{$email}*";
             } else {
                 if ($ret == -1) {
                     $this->error['email'] = $this->data['text_email_in_unknown_domain'] . ": *{$email}*";
                 }
             }
         }
     }
     if (!isset($this->request->post['username']) || strlen($this->request->post['username']) < 2) {
         $this->error['username'] = $this->data['text_invalid_username'];
     }
     if (!$this->error) {
         return true;
     } else {
         return false;
     }
 }

 if (checkMobile($mobile) == "2") {
     $tel = $mobile;
     $mobile = "";
 }
 if (checkemail($email) == "3") {
     $email = "";
 }
 $isvalid = true;
 $errmsg = "";
 if (trim($companyName) == "") {
     //公司名字
     $errmsg = $errmsg . "公司名字不能为空;";
     $isvalid = false;
 }
 //三个多不是的话，就不要导入
 if (checkMobile($phone) == "3" && checkMobile($mobile) == "3" && checkemail($email) == "3") {
     $errmsg = $errmsg . "电话和手机和电子邮件三者不能为空;";
     $isvalid = false;
 }
 $sql = get_sql("select id from {pre}pool where companyName='" . $companyName . "'");
 $rows = $db->getRowsNum($sql);
 if ($rows > 0) {
     $errmsg = $errmsg . "公司名字存在了;";
     $isvalid = false;
     $data = $db->getonerow($sql);
     //更新电话等信息
     $record = array('companyName' => $companyName, 'name' => $name, 'addr' => $addr, 'tel' => $tel, 'mobile' => $mobile, 'email' => $email, 'qq' => $qq, 'url' => $url, 'remark' => $remark, 'createTime' => date('Y-m-d h-m-s'));
     $db->update($GLOBALS[databasePrefix] . 'pool', $record, 'id=' . $data["id"]);
 }
 if (trim($email) != "") {
     $sql = get_sql("select id from {pre}pool where email='" . $email . "'");

    $connection->query($query) or die($connection->error);
    return TRUE;
}
function insteringDefaultsInfo($langcode)
{
    global $connection;
    if ($stmt = $connection->prepare("SELECT en_id,en_tag FROM gm_en ORDER BY en_id")) {
        $stmt->execute();
        $stmt->bind_result($en_id, $en_tag);
        $query = "INSERT INTO gm_" . $langcode . "(id, status) VALUES";
        while ($stmt->fetch()) {
            $query .= "(" . $en_id . ",0),";
        }
        $stmt->close();
        $query = substr_replace($query, "", -1);
        $connection->query($query) or die($connection->error);
        return TRUE;
    }
}
$langcode = trim($_POST['langcode']);
$groupemail = $connection->real_escape_string(trim($_POST['groupemail']));
if (checkemail($groupemail)) {
    $success = insterConfigInfo($langcode, $groupemail);
    $success = createTranslationTables($langcode);
    $success = insteringDefaultsInfo($langcode);
} else {
    $error = array();
    $error['email'] = "Invalid Translators Group Email";
    $_SESSION['config_error'] = $error;
}
header("Location: ../index.php");

<?php

include "sc1.php";
$email1 = "jerasith@hotmail.com";
$email2 = "jerasith#hotmail.com";
echo $email1 . checkemail($email1);
echo $email2 . checkemail($email2);

<?php

include "chksession.php";
$email_edit = $_POST[email_edit];
$tel_edit = $_POST[tel_edit];
$address_edit = $_POST[address_edit];
include "function.php";
if (!checkemail($email_edit)) {
    echo "<h3>ERROR : цы╩А╨╨муЮае╥уХ║цм║ДаХ╤ы║╣Им╖╧п╓ця╨ </h3>";
    exit;
}
include "connect.php";
$sql = "update tb_member set  email='{$email_edit}', telephone='{$tel_edit}' ,address='{$address_edit}' where username='{$sess_username}' ";
$result = mysql_db_query($dbname, $sql);
if ($result) {
    echo "<h3>╒Имаые╒м╖╥Хр╧╤ы║А║ИД╒Юцуб╨цИмбАеИг</h3>";
    echo "[ <a href=main.php>║ея╨к╧Иркея║</a> ] ";
} else {
    echo "<h3>ДаХйрарц╤А║ИД╒╒ИмаыеД╢И</h3>";
}
mysql_close();

    } elseif ($ucresult == -2) {
        showmessage('profile_username_protect', '', array(), array('handle' => false));
    } elseif ($ucresult == -3) {
        if (C::t('common_member')->fetch_by_username($username) || C::t('common_member_archive')->fetch_by_username($username)) {
            showmessage('register_check_found', '', array(), array('handle' => false));
        } else {
            showmessage('register_activation', '', array(), array('handle' => false));
        }
    }
    $censorexp = '/^(' . str_replace(array('\\*', "\r\n", ' '), array('.*', '|', ''), preg_quote($_G['setting']['censoruser'] = trim($_G['setting']['censoruser']), '/')) . ')$/i';
    if ($_G['setting']['censoruser'] && @preg_match($censorexp, $username)) {
        showmessage('profile_username_protect', '', array(), array('handle' => false));
    }
} elseif ($_GET['action'] == 'checkemail') {
    require_once libfile('function/member');
    checkemail($_GET['email']);
} elseif ($_GET['action'] == 'checkinvitecode') {
    $invitecode = trim($_GET['invitecode']);
    if (!$invitecode) {
        showmessage('no_invitation_code', '', array(), array('handle' => false));
    }
    $result = array();
    if ($invite = C::t('common_invite')->fetch_by_code($invitecode)) {
        if (empty($invite['fuid']) && (empty($invite['endtime']) || $_G['timestamp'] < $invite['endtime'])) {
            $result['uid'] = $invite['uid'];
            $result['id'] = $invite['id'];
            $result['appid'] = $invite['appid'];
        }
    }
    if (empty($result)) {
        showmessage('wrong_invitation_code', '', array(), array('handle' => false));

function auth_task_guest()
{
    global $db, $tpf, $pd_uid, $pd_gid;
    form_auth(gpc('formhash', 'P', ''), formhash());
    $username = trim(gpc('username', 'P', ''));
    $password = trim(gpc('password', 'P', ''));
    $confirm_password = trim(gpc('confirm_password', 'P', ''));
    $email = trim(gpc('email', 'P', ''));
    $ref = trim(gpc('ref', 'P', ''));
    if (checklength($username, 2, 60)) {
        $error = true;
        $sysmsg[] = __('invalid_username');
    } elseif (is_bad_chars($username)) {
        $error = true;
        $sysmsg[] = __('username_has_bad_chars');
    } else {
        $rs = $db->fetch_one_array("select username from {$tpf}users where username='{$username}' and userid<>'{$pd_uid}' limit 1");
        if ($rs) {
            if (strcasecmp($username, $rs['username']) == 0) {
                $error = true;
                $sysmsg[] = __('username_already_exists');
            }
        }
        unset($rs);
    }
    if (checklength($password, 6, 20)) {
        $error = true;
        $sysmsg[] = __('invalid_password');
    } else {
        if ($password == $confirm_password) {
            $md5_pwd = md5($password);
        } else {
            $error = true;
            $sysmsg[] = __('confirm_password_invalid');
        }
    }
    if (!checkemail($email)) {
        $error = true;
        $sysmsg[] = __('invalid_email');
    } else {
        $rs = $db->fetch_one_array("select email from {$tpf}users where email='{$email}' and userid<>'{$pd_uid}' limit 1");
        if ($rs) {
            if (strcasecmp($email, $rs['email']) == 0) {
                $error = true;
                $sysmsg[] = __('email_already_exists');
            }
            unset($rs);
        }
    }
    if (!$error) {
        $ins = array('username' => $username, 'password' => $md5_pwd, 'email' => $email, 'space_name' => $username . __('file'), 'can_edit' => 0);
        $db->query_unbuffered("update {$tpf}users set " . $db->sql_array($ins) . " where userid='{$pd_uid}'");
        pd_setcookie('phpdisk_zcore_info', pd_encode("{$pd_uid}\t{$pd_gid}\t{$username}\t{$md5_pwd}\t{$email}"), 86400 * 3);
        $sysmsg[] = __('guest_set_account_success');
        tb_redirect($ref, $sysmsg);
    } else {
        tb_redirect('back', $sysmsg);
    }
}

         $sysmsg[] = __('invalid_password');
     } else {
         $income_pwd = md5($income_pwd);
     }
 } else {
     $income_pwd = @$db->result_first("select income_pwd from {$tpf}users where userid='{$uid}'");
 }
 if ($gid > 1) {
     $rs = $db->fetch_one_array("select count(*) as total from {$tpf}users where gid=1 and userid<>'{$uid}'");
     if (!$rs['total']) {
         $error = true;
         $sysmsg[] = __('only_one_admin');
     }
     unset($rs);
 }
 if (!checkemail($email)) {
     $error = true;
     $sysmsg[] = __('invalid_email');
 } else {
     $rs = $db->fetch_one_array("select email from {$tpf}users where email='{$email}' and userid<>'{$uid}'");
     if ($rs) {
         if (strcasecmp($email, $rs['email']) == 0) {
             $error = true;
             $sysmsg[] = __('email_already_exists');
         }
         unset($rs);
     }
 }
 $user_store_space = $user_store_space ? $user_store_space : 0;
 if ($user_file_types && substr($user_file_types, strlen($user_file_types) - 1, 1) == ',') {
     $user_file_types = substr($user_file_types, 0, -1);

             redirect('back', $sysmsg);
         }
     } else {
         $setting = $settings;
         $setting['email_pwd'] = encode_pwd($setting['email_pwd']);
         require_once template_echo($item, $admin_tpl_dir, '', 1);
     }
     break;
 case 'mail_test':
     admin_no_power($task, 12, $pd_uid);
     if ($task == 'mail_test') {
         form_auth(gpc('formhash', 'P', ''), formhash());
         $receive_address = trim(gpc('receive_address', 'P', ''));
         $mail_subject = trim(gpc('mail_subject', 'P', ''));
         $mail_content = trim(gpc('mail_content', 'P', ''));
         if (!checkemail($receive_address)) {
             $error = true;
             $sysmsg[] = __('email_address_error');
         }
         if (checklength($mail_subject, 2, 80)) {
             $error = true;
             $sysmsg[] = __('email_subject_error');
         }
         if (checklength($mail_content, 2, 250)) {
             $error = true;
             $sysmsg[] = __('email_content_error');
         }
         if (!$error) {
             $to = $receive_address;
             $subject = $mail_subject;
             $body = $mail_content;

//.........这里部分代码省略.........
                 $auth = dhtmlspecialchars($auth);
             }
             if ($seccodecheck) {
                 $seccode = random(6, 1);
             }
             $username = dhtmlspecialchars($username);
             $htmls = $settings = array();
             foreach ($_G['cache']['fields_register'] as $field) {
                 $fieldid = $field['fieldid'];
                 $html = profile_setting($fieldid, array(), false, false, true);
                 if ($html) {
                     $settings[$fieldid] = $_G['cache']['profilesetting'][$fieldid];
                     $htmls[$fieldid] = $html;
                 }
             }
             $navtitle = $this->setting['reglinkname'];
             if ($this->extrafile && file_exists($this->extrafile)) {
                 require_once $this->extrafile;
             }
         }
         $bbrulestxt = nl2br("\n{$bbrulestxt}\n\n");
         $dreferer = dreferer();
         include template($this->template);
     } else {
         $activationauth = array();
         if (isset($_GET['activationauth']) && $_GET['activationauth']) {
             $activationauth = explode("\t", authcode($_GET['activationauth'], 'DECODE'));
             if ($activationauth[1] != FORMHASH) {
                 showmessage('register_activation_invalid', 'member.php?mod=logging&action=login');
             }
             $sendurl = false;
         }
         if (!$activationauth && ($sendurl || !$_G['setting']['forgeemail'])) {
             checkemail($_GET['email']);
         }
         if ($sendurl) {
             $hashstr = urlencode(authcode("{$_GET['email']}\t{$_G['timestamp']}", 'ENCODE', $_G['config']['security']['authkey']));
             $registerurl = "{$_G[siteurl]}member.php?mod=" . $this->setting['regname'] . "&hash={$hashstr}&email={$_GET[email]}";
             $email_register_message = lang('email', 'email_register_message', array('bbname' => $this->setting['bbname'], 'siteurl' => $_G['siteurl'], 'url' => $registerurl));
             if (!sendmail("{$_GET['email']} <{$_GET['email']}>", lang('email', 'email_register_subject'), $email_register_message)) {
                 runlog('sendmail', "{$_GET['email']} sendmail failed.");
             }
             showmessage('register_email_send_succeed', dreferer(), array('bbname' => $this->setting['bbname']), array('showdialog' => false, 'msgtype' => 3, 'closetime' => 10));
         }
         $emailstatus = 0;
         if ($this->setting['sendregisterurl'] && !$sendurl) {
             $_GET['email'] = strtolower($hash[0]);
             $this->setting['regverify'] = $this->setting['regverify'] == 1 ? 0 : $this->setting['regverify'];
             if (!$this->setting['regverify']) {
                 $groupinfo['groupid'] = $this->setting['newusergroupid'];
             }
             $emailstatus = 1;
         }
         if ($this->setting['regstatus'] == 2 && empty($invite) && !$invitestatus) {
             showmessage('not_open_registration_invite');
         }
         if ($bbrules && $bbrulehash != $_POST['agreebbrule']) {
             showmessage('register_rules_agree');
         }
         $activation = array();
         if (isset($_GET['activationauth']) && $activationauth && is_array($activationauth)) {
             if ($activationauth[1] == FORMHASH && !($activation = uc_get_user($activationauth[0]))) {
                 showmessage('register_activation_invalid', 'member.php?mod=logging&action=login');
             }
         }
         if (!$activation) {

 function on_register()
 {
     global $_G;
     $_GET['username'] = $_GET['username'];
     $_GET['nickname'] = $_GET['nickname'];
     $_GET['password'] = $_GET['password'];
     $_GET['password2'] = $_GET['password2'];
     $_GET['email'] = $_GET['email'];
     if ($_G['uid']) {
         $url_forward = dreferer();
         if (strpos($url_forward, 'reg') !== false) {
             $url_forward = 'index.php';
         }
         showmessage('login_succeed', $url_forward ? $url_forward : './', array('username' => $_G['member']['username'], 'usergroup' => $_G['group']['grouptitle'], 'uid' => $_G['uid']), array());
     } elseif (!$this->setting['regclosed']) {
         if ($_GET['action'] == 'activation' || $_GET['activationauth']) {
             if (!$this->setting['ucactivation'] && !$this->setting['closedallowactivation']) {
                 showmessage('register_disable_activation');
             }
         } elseif (!$this->setting['regstatus']) {
             showmessage(!$this->setting['regclosemessage'] ? 'register_disable' : str_replace(array("\r", "\n"), '', $this->setting['regclosemessage']));
         }
     }
     $bbrules =& $this->setting['bbrules'];
     $bbrulesforce =& $this->setting['bbrulesforce'];
     $bbrulestxt =& $this->setting['bbrulestxt'];
     $welcomemsg =& $this->setting['welcomemsg'];
     $welcomemsgtitle =& $this->setting['welcomemsgtitle'];
     $welcomemsgtxt =& $this->setting['welcomemsgtxt'];
     $regname = $this->setting['regname'];
     $username = isset($_GET['username']) ? $_GET['username'] : '';
     $invitestatus = false;
     $seccodecheck = $this->setting['seccodestatus'] & 1;
     $secqaacheck = 0;
     $bbrulehash = $bbrules ? substr(md5(FORMHASH), 0, 8) : '';
     $auth = $_GET['auth'];
     if (!$invitestatus) {
         $invite = getinvite();
     }
     if (!submitcheck('regsubmit', 0, $seccodecheck)) {
         if ($seccodecheck) {
             $seccode = random(6, 1);
         }
         $username = dhtmlspecialchars($username);
         $htmls = $settings = array();
         foreach ($_G['cache']['fields_register'] as $field) {
             $fieldid = $field['fieldid'];
             $html = profile_setting($fieldid, array(), false, false, true);
             if ($html) {
                 $settings[$fieldid] = $_G['cache']['profilesetting'][$fieldid];
                 $htmls[$fieldid] = $html;
             }
         }
         $navtitle = $this->setting['reglinkname'];
         if ($this->extrafile && file_exists($this->extrafile)) {
             require_once $this->extrafile;
         }
         $bbrulestxt = nl2br("\n{$bbrulestxt}\n\n");
         $dreferer = dreferer();
         include template($this->template);
     } else {
         $emailstatus = 0;
         if ($this->setting['regstatus'] == 2 && empty($invite) && !$invitestatus) {
             showmessage('not_open_registration_invite');
         }
         //验证同意协议
         if ($bbrules && $bbrulehash != $_POST['agreebbrule']) {
             showmessage('register_rules_agree');
         }
         //验证用户姓名
         $usernamelen = dstrlen($username);
         if ($usernamelen < 3) {
             showmessage('profile_username_tooshort');
         }
         if ($usernamelen > 30) {
             showmessage('profile_username_toolong');
         }
         //验证用户名
         if ($nickname = trim($_GET['nickname'])) {
             $nicknamelen = dstrlen($nickname);
             if ($nicknamelen < 3) {
                 showmessage('profile_nickname_tooshort');
             }
             if ($nicknamelen > 30) {
                 showmessage('profile_nickname_toolong');
             }
         } else {
             $nickname = '';
         }
         //验证邮箱
         $email = strtolower(trim($_GET['email']));
         checkemail($email);
         //验证密码长度
         if ($this->setting['pwlength']) {
             if (strlen($_GET['password']) < $this->setting['pwlength']) {
                 showmessage('profile_password_tooshort', '', array('pwlength' => $this->setting['pwlength']));
             }
         }
         //验证密码强度
         if ($this->setting['strongpw']) {
//.........这里部分代码省略.........

     if (checklength($r_username, 2, 60)) {
         echo __('username_length_error');
     } elseif (is_bad_chars($r_username)) {
         echo __('username_has_bad_chars');
     } else {
         $num = @$db->result_first("select count(*) from {$tpf}users where username='{$r_username}'");
         if ($num) {
             echo __('username_already_exists');
         } else {
             echo 'true|' . __('username_can_reg');
         }
     }
     break;
 case 'chk_email':
     $r_email = trim(gpc('r_email', 'P', ''));
     if (!checkemail($r_email)) {
         echo __('invalid_email');
     } else {
         $num = @$db->result_first("select count(*) from {$tpf}users where email='{$r_email}'");
         if ($num) {
             echo __('email_already_exists');
         } else {
             echo 'true|' . __('email_can_reg');
         }
     }
     break;
 case 'fd_stat':
     $folder_id = (int) gpc('folder_id', 'P', 0);
     if ($folder_id) {
         $file_size = (int) @$db->result_first("select sum(file_size) from {$tpf}files where folder_id='{$folder_id}'");
         $db->query_unbuffered("update {$tpf}folders set folder_size='{$file_size}' where folder_id='{$folder_id}'");

     $biodata = $data['biodata'];
     $avatar = '<img src="mod/profile/images/' . $data['avatar'] . '">';
     $avatar = $data['avatar'] == '' ? '' : '<div style="float:left; padding:3px; border:1px solid #cccccc; background:#f2f2f2; margin-right:10px;"><img src="mod/profile/images/' . $data['avatar'] . '" width="50" border="0" alt="' . $user . '" /></div>';
     $tengah .= '<div class="border"><table><tr><td>' . $avatar . '' . $biodata . '</td></tr></table></div>';
 }
 ////////////Komentar////////////////////////////////////
 if ($widgetkomentar == 2) {
     // Komentar Berita
     if ($_POST['submit'] == 'comment') {
         $nama = cleantext(hapuspetik($_POST['nama']));
         $kontenkomentar = cleantext(hapuspetik($_POST['kontenkomentar']));
         $emailkomentar = $_POST['emailkomentar'];
         $tgl = date('Y-m-d');
         $artikelid = $_POST['artikelid'];
         $ip = getenv("REMOTE_ADDR");
         checkemail($emailkomentar);
         $gfx_check = $_POST['gfx_check'];
         if ($gfx_check != $_SESSION['Var_session'] or !isset($_SESSION['Var_session'])) {
             $error .= "Error: Security Code Invalid<br />";
         }
         if (!$nama) {
             $error .= "Error: Silahkan isi Namanya<br />";
         }
         if (!$emailkomentar) {
             $error .= "Error: Silahkan isi Emailnya<br />";
         }
         if (!$kontenkomentar) {
             $error .= "Error: Silahkan isi Komentarnya<br />";
         }
         if ($error) {
             $tengah .= '<div class="error">' . $error . '</div>';

 }
 if (checklength($settings['site_title'], 2, 100)) {
     $error = true;
     $sysmsg[] = __('site_title_error');
 }
 if (substr($settings['phpdisk_url'], 0, 7) != 'http://' && substr($settings['phpdisk_url'], 0, 8) != 'https://') {
     $error = true;
     $sysmsg[] = __('phpdisk_url_error');
 } else {
     $settings['phpdisk_url'] = substr($settings['phpdisk_url'], -1) == '/' ? $settings['phpdisk_url'] : $settings['phpdisk_url'] . '/';
 }
 if (checklength($settings['encrypt_key'], 8, 20) || preg_match("/[^a-z0-9]/i", $settings['encrypt_key'])) {
     $error = true;
     $sysmsg[] = __('encrypt_key_error');
 }
 if (!checkemail($settings['contact_us'])) {
     $error = true;
     $sysmsg[] = __('contact_us_error');
 }
 if (!$settings['allow_access']) {
     if (checklength($settings['close_access_reason'], 2, 200)) {
         $error = true;
         $sysmsg[] = __('close_access_reason_error');
     }
 }
 if (!$settings['allow_register']) {
     if (checklength($settings['close_register_reason'], 2, 200)) {
         $error = true;
         $sysmsg[] = __('close_register_reason_error');
     }
 }