PHP password函数代码示例

 /**
  * 修改个人信息
  */
 public function info()
 {
     if (isset($_POST['dosubmit'])) {
         $info = I('post.info');
         if ($info['password'] == "") {
             // 不修改密码
             unset($info['password']);
             unset($info['pwdconfirm']);
         } else {
             if (trim($info['password']) != trim($info['pwdconfirm'])) {
                 $this->error("两次密码不一致");
                 exit;
             }
             unset($info['pwdconfirm']);
             $info['encrypt'] = create_randomstr();
             $info['password'] = password($info['password'], $info['encrypt']);
         }
         if (M('admin')->save($info)) {
             $this->success('更新成功');
         } else {
             $this->error('更新失败');
         }
     } else {
         $where['userid'] = session('userid');
         $data = M("admin")->where($where)->find();
         $this->assign("data", $data);
         //角色列表
         $rolelist = M("admin_role")->select();
         $this->assign("rolelist", $rolelist);
         //-----End
         $this->assign('data', $data);
         $this->display();
     }
 }

 public function register($username, $password)
 {
     if (empty($username) && empty($password)) {
         return -2;
     }
     if ($this->session->has_userdata('uid')) {
         return false;
     }
     if ($this->has_user($username)) {
         return -1;
     }
     $password = password($password);
     $this->db->set('`salt`', $password['salt']);
     $this->db->set('`password`', $password['password']);
     $this->db->set('`username`', $username);
     $this->db->trans_start();
     $this->db->insert('`Users`');
     $id = $this->db->insert_id();
     $this->db->trans_complete();
     if ($this->db->trans_status() === FALSE) {
         $this->db->trans_rollback();
         return false;
     } else {
         $this->db->trans_commit();
         return $id;
     }
 }

 public function action(\Baguette\Application $app, \Teto\Routing\Action $action)
 {
     if ($app->session->get('user_id', ['default' => false])) {
         return new Response\RedirectResponse('/');
     }
     if (!$app->isTokenVerified) {
         return new Response\RedirectResponse('/');
     }
     // systemは特殊なユーザーなのでログインできない
     if (isset($_REQUEST['user'], $_REQUEST['password']) && $_REQUEST['user'] != 'system') {
         $user = trim($_REQUEST['user']);
         $pass = $_REQUEST['password'];
         $query = 'SELECT * FROM `users` WHERE `slug` = ?';
         $stmt = db()->prepare($query);
         $stmt->execute([$user]);
         if ($login = $stmt->fetch(\PDO::FETCH_ASSOC)) {
             $query = 'SELECT `password` FROM `user_passwords` WHERE `user_id` = ?';
             $stmt = db()->prepare($query);
             $stmt->execute([$login['id']]);
             $res = $stmt->fetch(\PDO::FETCH_ASSOC);
             if ($res && password($pass, $res['password']) === true) {
                 $app->refreshSession();
                 $app->session->set('user_id', $login['id']);
                 $app->session->set('user_slug', $login['slug']);
                 $app->session->set('user_name', $login['name']);
                 return new Response\RedirectResponse('/');
             }
         }
     }
     return new Response\TemplateResponse('login.tpl.html', ['user' => isset($_REQUEST['user']) ? $_REQUEST['user'] : null]);
 }

 public function action_edit()
 {
     $id = $this->request->param('id');
     if ($id != $this->user) {
         $this->request->redirect(URL::base());
     }
     $view = View::factory('player_edit');
     $view->realname = @real_name_from_id($id);
     if ($_POST) {
         $realname = @$_POST['realname'];
         $current_password = @$_POST['current_password'];
         $new_password = @$_POST['new_password'];
         $confirm_password = @$_POST['confirm_password'];
         if ($new_password) {
             if (!Auth::check_password($current_password)) {
                 array_push($this->template->errors, "Password did not match password on file.");
             }
             if ($new_password != $confirm_password) {
                 array_push($this->template->errors, "New passwords did not match.");
             }
             if (empty($this->template->errors)) {
                 password(name_from_id($id));
             }
         }
         if ($realname) {
             DB::update('users')->set(array('realname' => $realname))->where('id', '=', $id)->execute();
         }
         $this->request->redirect('/player/view/2');
     }
     $this->template->content = $view;
 }

 /**
  * 编辑用户
  */
 public function memberEdit($id)
 {
     $member_db = M('member');
     if (IS_POST) {
         $data = I('post.info');
         if ($data['password']) {
             $passwordinfo = password($data['password']);
             $data['password'] = $passwordinfo['password'];
             $data['encrypt'] = $passwordinfo['encrypt'];
         } else {
             unset($data['password']);
         }
         $result = $member_db->where(array('memberid' => $id))->save($data);
         if ($result) {
             $this->success('修改成功');
         } else {
             $this->error('修改失败');
         }
     } else {
         $member_type_db = M('member_type');
         $info = $member_db->field('password, encrypt', true)->where(array('memberid' => $id))->find();
         $typelist = $member_type_db->where(array('disabled' => '0'))->getField('typeid,typename', true);
         $this->assign('info', $info);
         $this->assign('typelist', $typelist);
         $this->display('member_edit');
     }
 }

function insertElement()
{
    if (isset($_POST['ClassificationID'])) {
        $ClassificationID = json_decode(sanitize($_POST['ClassificationID']));
    }
    if (isset($_POST['Element'])) {
        $Element = json_decode(sanitize($_POST['Element']));
    }
    if (isset($_POST['AtomicMass'])) {
        $AtomicMass = json_decode(sanitize($_POST['AtomicMass']));
    }
    $dbConn = mysqli_connect(server(), username(), password(), db("Elements"));
    if ($dbConn->connect_error) {
        die("Connection failed: " . $dbConn->connect_error);
    }
    $query = "INSERT INTO Elements ( ClassificationID, Element, AtomicMass ) " . "VALUES ( " . "" . $ClassificationID . ", " . "'" . $Element . "', " . "" . $AtomicMass . " );";
    $result = $dbConn->query($query);
    $return = new stdClass();
    $return->querystring = (string) $query;
    if ($result) {
        $return->success = true;
    } else {
        $return->success = false;
    }
    return json_encode($return);
}

function sendNotify($userid, $msg, $link, $subject = null)
{
    $umail = "noreply@wewanttotrade.com";
    $ufname = "eDart";
    $ulname = "User";
    $domail = 1;
    //PART I: Write to the database
    $con = mysqli_connect(host(), username(), password(), mainDb());
    $q = "INSERT INTO notify(`usr`,`date`,`message`,`link`) VALUES('" . mysqli_real_escape_string($con, $userid) . "','" . mysqli_real_escape_string($con, time()) . "','" . mysqli_real_escape_string($con, $msg) . "','" . mysqli_real_escape_string($con, $link) . "')";
    //Insert a new row into the author's notifications
    mysqli_query($con, $q);
    //Execute
    $user_call = new User(array("action" => "get", "id" => $userid));
    $user_info = $user_call->run(true);
    if (count($user_info) != 0) {
        $user_info = $user_info[0];
        $umail = $user_info["email"];
        $ufname = ucwords($user_info["fname"]);
        $ulname = ucwords($user_info["lname"]);
        $domail = $user_info["do_mail"];
    }
    $greetings = array("Just wanted to let you know that:<br><br> %s. <br><br>That is all. Have a good rest of your day!", "In case you didn't know: <br><br>%s<br><br> Better go check it out.", "We hope you're having a good day! Just thought you might you want to know:<br><br> %s. <br><br>That is all. Carry on!", "Don't mean to break your flow, but we just thought you might want to know that<br><br> %s. <br><br>If you get the chance, you can check it out back at eDart. For now, live long and prosper!", "Hope your day is going splendidly! Just thought we'd let you know that:<br><br> %s. <br><br>When you have the time, check it out on eDart. Cool. For now, bye.");
    $fullmsg = sprintf($greetings[rand(0, count($greetings) - 1)], $msg);
    if ($subject == null) {
        $subject = $msg;
    }
    //PART II: Send them an email
    if ($domail == 1) {
        sendMail($umail, $ufname, $ulname, $subject, $fullmsg, $link, "View on eDart");
    }
}

 /**
  * 授权回调地址
  */
 public function callback($type = null, $code = null)
 {
     if (!$type || !$code) {
         $this->error('参数错误');
     }
     $type = strtolower($type);
     try {
         $sns = ThinkOauth::getInstance($type);
     } catch (\Exception $e) {
         $this->error('登录失败');
     }
     $extend = null;
     //腾讯微博需传递的额外参数
     if ($type == 'tencent') {
         $extend = array('openid' => I('get.openid'), 'openkey' => I('get.openkey'));
     }
     try {
         $token = $sns->getAccessToken($code, $extend);
     } catch (\Exception $e) {
         $this->error('登录失败');
     }
     //调用不同的登录方式
     $data = self::$type($sns);
     if (!$data) {
         $this->error('登录失败');
     }
     $member_db = M('member');
     $member_oauth_db = M('member_oauth');
     //如果用户没有注册则先进行注册
     $oauthInfo = $member_oauth_db->where(array('type' => $data['type'], 'openid' => $data['openid']))->find();
     if (!$oauthInfo) {
         $memberInfo = $member_db->where(array('username' => $data['username']))->find();
         if (!$memberInfo) {
             //添加一个随机密码，防止出现用户名密码都为空的情况
             $passwordinfo = password(rand(00, 999999));
             $add = array('username' => $data['username'], 'password' => $passwordinfo['password'], 'encrypt' => $passwordinfo['encrypt'], 'typeid' => 2, 'regtime' => time(), 'lastloginip' => get_client_ip(0, true), 'lastlogintime' => time());
             $memberid = $member_db->add($add);
         } else {
             $memberid = $memberInfo['memberid'];
         }
         if (!$memberid) {
             $this->error('登录失败');
         }
         unset($data['username']);
         $data = array_merge($data, array('memberid' => $memberid, 'addtime' => time()));
         $id = $member_oauth_db->add($data);
         if (!$id) {
             $this->error('登录失败');
         }
         $oauthInfo = $data;
     }
     //修改登陆时间
     $member_db->where(array('memberid' => $oauthInfo['memberid']))->save(array('lastloginip' => get_client_ip(0, true), 'lastlogintime' => time()));
     cookie('member_id', $oauthInfo['memberid']);
     cookie('member_name', $oauthInfo['nick']);
     cookie('member_head', $oauthInfo['head']);
     cookie('member_link', $oauthInfo['link']);
     $this->success('登录成功', U('Home/Index/index'));
 }

 /**
  * 修改密码
  */
 public function editPassword($userid, $password)
 {
     $userid = intval($userid);
     if ($userid < 1) {
         return false;
     }
     $passwordinfo = password($password);
     return $this->where(array('userid' => $userid))->save($passwordinfo);
 }

function createUser($pdo, $username, $password)
{
    $truncate = "TRUNCATE TABLE `security_users`; TRUNCATE TABLE `security_user_types`;";
    $insertSQL = "INSERT INTO `security_users` (id, identification_no, country_id, username, password, first_name, middle_name, last_name, gender, super_admin, status, created_user_id, created) VALUES (%s)";
    $values = array(1, "'" . 'S123' . "'", 1, "'" . $username . "'", "'" . password($password) . "'", "'System'", "''", "'Administrator'", "'M'", 1, 1, 1, 'NOW()');
    $insertTypeSQL = "INSERT INTO `security_user_types` (id, security_user_id, type) VALUES (1, 1, 1);";
    $pdo->exec($truncate);
    $pdo->exec(sprintf($insertSQL, implode(', ', $values)));
    $pdo->exec($insertTypeSQL);
}

	public function edit_password($userid, $password){
		$userid = intval($userid);
		if($userid < 1) return false;
		if(!is_password($password))
		{
			showmessage(L('pwd_incorrect'));
			return false;
		}
		$passwordinfo = password($password);
		return $this->db->update($passwordinfo,array('userid'=>$userid));
	}

 private static function register($slug, $name, $password) : array
 {
     $query = 'INSERT INTO `users` (`slug`, `name`) VALUES(?, ?)';
     $stmt = db()->prepare($query);
     $stmt->execute([$slug, $name]);
     $id = db()->lastInsertId();
     $query = 'INSERT INTO `user_passwords` VALUES(?, ?)';
     $stmt = db()->prepare($query);
     $stmt->execute([$id, password($password)]);
     return ['id' => $id, 'name' => $name, 'slug' => $slug];
 }

 public function postLogin(\Illuminate\Http\Request $request)
 {
     $this->validate($request, ['email' => ['required', 'regex:/^\\w+@\\w+(\\.\\w+)+$/'], 'password' => ['required', 'regex:/^[\\S]{6,16}$/']]);
     $user = DB::table('user')->whereRaw('email = ? AND password = ?', [Request::input('email'), password(Request::input('password'))])->first();
     if ($user) {
         Session::put('user', (array) $user);
         return redirect('admin');
     } else {
         return redirect()->back()->withErrors(['用户名或密码错误']);
     }
 }

 /**
  * Handle an incoming request.
  *
  * @param  \Illuminate\Http\Request  $request
  * @param  \Closure  $next
  * @return mixed
  */
 public function handle($request, Closure $next)
 {
     if (isset($_SESSION['Admin'])) {
         if ($_SESSION['Admin'] == $_SERVER['REMOTE_ADDR'] . 'passwordHash' . password()) {
             return $next($request);
         } else {
             unset($_SESSION['Admin']);
             return redirect('/');
         }
     }
     return redirect('/');
 }

 /**
  * 修改密码
  * @param unknown $userid 	用户ID
  * @param unknown $password	密码
  * @return boolean
  */
 public function edit_password($userid, $password)
 {
     $userid = intval($userid);
     if ($userid < 1) {
         return false;
     }
     if (!is_password($password)) {
         return false;
     }
     $passwordinfo = password($password);
     return $this->where('userid=' . $userid)->save($passwordinfo);
 }