玩家和登录
重启后依然保留的游客账号、显示名称,以及将游客关联到邮箱或 Google。
代码注释和 API 名称保留英文,以便与 SDK 保持一致。
游客登录#
在启动时调用一次。它会恢复已保存的会话(必要时刷新),或创建一个新游客,让同一位玩家保留自己的进度。
var signIn = await Majacloud.Auth.SignInAnonymouslyAsync();
if (signIn.Ok)
{
var player = signIn.Value;
Debug.Log(player.PlayerId + " " + player.DisplayName + " guest: " + player.IsGuest);
}var signed_in := await Majacloud.auth.sign_in_anonymously()
if signed_in.ok:
var player: Dictionary = signed_in.value
print(player.player_id, " ", player.display_name, " ", player.auth_type)const signIn = await mc.auth.signInAnonymously();
if (signIn.ok) {
const player = signIn.value;
console.log(player.player_id, player.display_name, player.auth_type);
}curl -X POST https://majacloud.majanite.com/v1/auth/guest -H "X-Project-ID: $PROJECT_ID" -H "X-Client-Key: $CLIENT_KEY" \
-H "Content-Type: application/json" -d '{"device_id": "install-7f2c"}'
# Before the access token expires (1 hour), rotate the session:
curl -X POST https://majacloud.majanite.com/v1/auth/refresh -H "X-Project-ID: $PROJECT_ID" -H "X-Client-Key: $CLIENT_KEY" \
-H "Content-Type: application/json" -d '{"refresh_token": "<refresh_token>"}'每个网络每 15 分钟最多创建 30 个新游客,以阻止脚本批量创建账号。
显示名称#
游客会获得自动生成的名称,例如 Guest 4821。玩家可以自行设置名称,排行榜会显示该名称。
var renamed = await Majacloud.Auth.SetDisplayNameAsync("Nova");
if (!renamed.Ok) Debug.Log(renamed.Error.Message); // e.g. Validation: too longvar renamed := await Majacloud.auth.set_display_name("Nova")
if not renamed.ok:
print(renamed.message) # e.g. validation: too longconst renamed = await mc.auth.setDisplayName('Nova');
if (!renamed.ok) console.log(renamed.error.message); // e.g. validation: too longcurl -X PATCH https://majacloud.majanite.com/v1/players/me -H "X-Project-ID: $PROJECT_ID" -H "X-Client-Key: $CLIENT_KEY" \
-H "Authorization: Bearer $TOKEN" \
-H "Content-Type: application/json" -d '{"display_name": "Nova"}'关联邮箱或 Google#
关联时会在你的 MAJACLOUD 服务器上打开一个安全网页,玩家可以在其中使用邮箱和密码或 Google 登录或注册。游客的进度(分数、存档、钱包)会迁移到该账号,游戏也会收到新的会话——在任何设备上都是如此。
// Opens the sign-in page, waits for the player, then switches the session
var linked = await Majacloud.Auth.LinkAccountAsync(new MajacloudLinkOptions { ReturnUrl = "mygame://auth" });
if (linked.Ok) Debug.Log("Signed in as " + linked.Value.DisplayName);
// WebGL: browsers only open tabs from a click, so start first and open inside the handler
var flow = await Majacloud.Auth.StartLinkAsync(new MajacloudLinkOptions { OpenBrowser = false });
linkButton.onClick.AddListener(() => flow.Value.OpenInBrowser());
var result = await flow.Value.WaitForCompletionAsync();# Opens the sign-in page, waits for the player, then switches the session
var linked := await Majacloud.auth.link_account("mygame://auth")
if linked.ok:
print("Signed in as ", linked.value.display_name)
# Or step by step (e.g. to open the page from a button)
var started := await Majacloud.auth.start_link()
var flow: MajacloudLinkFlow = started.value
flow.open_in_browser()
var result := await flow.wait_for_completion()// Call it from a click handler: the browser only allows the new tab after a user gesture
document.querySelector('#link').addEventListener('click', async () => {
const linked = await mc.auth.linkAccount();
if (linked.ok) console.log('Signed in as ' + linked.value.display_name);
});# 1. Start (send the guest's Bearer token so its progress is merged)
curl -X POST https://majacloud.majanite.com/v1/auth/link/start -H "X-Project-ID: $PROJECT_ID" -H "X-Client-Key: $CLIENT_KEY" \
-H "Authorization: Bearer $TOKEN" \
-H "Content-Type: application/json" -d '{"code_challenge": "<base64url(sha256(verifier))>", "code_challenge_method": "S256"}'
# 2. Open auth_url for the player, then poll until status is "completed"
curl "https://majacloud.majanite.com/v1/auth/link/status?flow_id=<flow_id>&flow_token=<flow_token>" -H "X-Project-ID: $PROJECT_ID" -H "X-Client-Key: $CLIENT_KEY"
# 3. Exchange for the new session
curl -X POST https://majacloud.majanite.com/v1/auth/link/exchange -H "X-Project-ID: $PROJECT_ID" -H "X-Client-Key: $CLIENT_KEY" \
-H "Content-Type: application/json" -d '{"flow_id": "<flow_id>", "exchange_code": "<exchange_code>", "code_verifier": "<verifier>"}'关联的工作原理#
- SDK 会创建一次性密钥(PKCE),并启动登录流程。
- 玩家在网页上完成操作;SDK 会持续轮询,直到流程完成。
- SDK 使用该密钥将流程兑换为会话,因此被盗的链接毫无用处。
- 流程在 15 分钟后过期(页面打开期间会自动延长)。
返回游戏#
如果没有返回 URL,页面会提示玩家自行返回游戏。要自动将玩家送回游戏,请在 API 密钥 ▸ 玩家登录返回 URL 中添加你的自定义 URL scheme(例如 mygame),并将 mygame://auth 作为返回 URL 传入。
事件#
在玩家切换、退出登录,或会话无法再刷新时做出响应:
Majacloud.Auth.PlayerChanged += player => nameLabel.text = player?.DisplayName;
Majacloud.Auth.SignedOut += () => ShowTitleScreen();
Majacloud.Auth.SessionExpired += () => ShowSignIn();Majacloud.auth.player_changed.connect(func(player): $NameLabel.text = player.get("display_name", ""))
Majacloud.auth.signed_out.connect(show_title_screen)
Majacloud.auth.session_expired.connect(show_sign_in)mc.auth.on('playerChanged', (player) => render(player));
mc.auth.on('signedOut', () => showTitleScreen());
mc.auth.on('sessionExpired', () => showSignIn());退出登录#
退出登录会在服务器上撤销会话,并在设备上清除它。下次登录会创建一个新游客。
await Majacloud.Auth.SignOutAsync(); // revokes the session on the server
Majacloud.Auth.ClearLocalSession(); // or only forget it on this deviceawait Majacloud.auth.sign_out() # revokes the session on the server
Majacloud.auth.clear_local_session() # or only forget it on this deviceawait mc.auth.signOut(); // revokes the session on the server
mc.auth.clearLocalSession(); // or only forget it on this devicecurl -X POST https://majacloud.majanite.com/v1/auth/logout -H "X-Project-ID: $PROJECT_ID" -H "X-Client-Key: $CLIENT_KEY" \
-H "Content-Type: application/json" -d '{"refresh_token": "<refresh_token>"}'从服务器读取玩家#
使用私密密钥,你的服务器可以读取任何玩家,包括邮箱和钱包余额:
// Node.js, created with secretKey
const found = await admin.server.getPlayer('player_3f9c…');
if (found.ok) console.log(found.value.player.email, found.value.player.wallets);curl https://majacloud.majanite.com/v1/players/player_3f9c… \
-H "X-Project-ID: $PROJECT_ID" -H "X-Secret-Key: $SECRET_KEY"在控制台中管理#
玩家页面列出每位玩家及其登录方式、分数、存档和钱包。你可以在这里重命名或停用玩家、让其在所有设备上退出登录、发送密码重置链接,或删除玩家。