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test-repo/docs/.vitepress/theme/components/appendix/auth-design/OAuth2FlowDemo.vue
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sanbuphy d35211071a style: update border-radius and padding values across components
- standardize border-radius from 8px to 6px for consistent styling
- adjust padding values from 1rem to 0.75rem for better visual hierarchy
- remove redundant overflow-y properties for cleaner code
2026-02-14 20:23:34 +08:00

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<!--
OAuth2FlowDemo.vue
OAuth2 / OIDC 授权码流程手动推进更贴近真实接入
-->
<template>
<div class="oauth2-demo">
<div class="header">
<div class="title">🔑 OAuth2第三方登录授权码流程</div>
<div class="subtitle">
用最常见的 Authorization Code Flow建议配合
PKCE默认手动推进不自动下一步
</div>
</div>
<div class="controls">
<button class="btn primary" @click="start" :disabled="step !== 0">
开始
</button>
<button class="btn" @click="prev" :disabled="step <= 1">上一步</button>
<button
class="btn primary"
@click="next"
:disabled="step === 0 || step >= maxStep"
>
下一步
</button>
<button class="btn" @click="reset">重置</button>
<button class="btn" @click="copy(currentCmd)" :disabled="!currentCmd">
{{ copied ? '已复制' : '复制命令' }}
</button>
</div>
<div v-if="step > 0" class="progress">
Step {{ step }} / {{ maxStep }} · {{ steps[step - 1]?.title }}
</div>
<div class="grid">
<div class="card">
<div class="card-title">角色</div>
<div class="role">
<div class="pill">Client你的应用</div>
<div class="pill">Authorization Server微信/Google </div>
<div class="pill">Resource Server你的 API</div>
</div>
<div class="desc">
OAuth2
的核心<strong>你的应用不再保存用户在第三方的密码</strong>而是拿到授权码/令牌后去换取用户信息
</div>
</div>
<div class="card">
<div class="card-title">本步要做什么</div>
<div class="desc">{{ steps[step - 1]?.desc || '点击开始' }}</div>
<div v-if="steps[step - 1]?.warn" class="warn">
<div class="warn-title">注意</div>
<div class="warn-text">{{ steps[step - 1]?.warn }}</div>
</div>
</div>
</div>
<div class="card">
<div class="card-title">请求/命令示例可照抄</div>
<pre
class="code"
><code>{{ currentCmd || '(点击开始后显示)' }}</code></pre>
<div class="hint">
这是示例请求不是你电脑上真实发出去的请求你可以把参数替换成自己的
client_id / redirect_uri
</div>
</div>
<div class="card">
<div class="card-title">你真正需要记住的 4 件事</div>
<ul class="list">
<li>
<strong>redirect_uri 必须白名单</strong>避免被人把 code
劫持到自己的站
</li>
<li><strong>state 必须校验</strong> CSRF登录也会被 CSRF</li>
<li><strong>code 只能用一次且很快过期</strong>泄露影响有限</li>
<li>
<strong>access token 要短 + refresh token 要保护</strong>refresh
token 更像长期钥匙
</li>
</ul>
</div>
</div>
</template>
<script setup>
import { computed, ref } from 'vue'
const maxStep = 6
const step = ref(0)
const copied = ref(false)
const params = {
clientId: 'your_client_id',
redirectUri: 'https://your.app/callback',
scope: 'openid profile email',
state: 'random_state_123',
code: 'auth_code_xyz',
codeVerifier: 'pkce_verifier_...',
codeChallenge: 'pkce_challenge_...'
}
const steps = [
{
title: '1) 跳转到授权页',
desc: '你的应用把用户重定向到授权服务器,让用户登录并授权。',
warn: 'redirect_uri 必须白名单;state 用于防 CSRF。'
},
{
title: '2) 用户授权',
desc: '用户在第三方确认“允许此应用读取基本信息”。(这一步发生在第三方页面)'
},
{
title: '3) 带 code 回调',
desc: '授权服务器把用户带回 redirect_uri,并附上一次性的授权码 code。'
},
{
title: '4) 用 code 换 token',
desc: '你的后端(或移动端 + PKCE)调用 token endpoint,把 code 换成 access token。'
},
{
title: '5) 用 token 拉取用户信息',
desc: '携带 access token 请求 userinfo(或你自己业务的资源服务)。'
},
{
title: '6) 建立你自己的登录态',
desc: 'OAuth2 只解决“第三方授权”,你的系统还要创建自己的 session/JWT(并做授权)。',
warn: '不要把第三方 access token 当作你系统的权限 token;两者用途不同。'
}
]
const currentCmd = computed(() => {
if (step.value === 0) return ''
if (step.value === 1) {
return `GET https://auth.server/authorize?response_type=code&client_id=${params.clientId}&redirect_uri=${encodeURIComponent(
params.redirectUri
)}&scope=${encodeURIComponent(params.scope)}&state=${params.state}&code_challenge=${params.codeChallenge}&code_challenge_method=S256`
}
if (step.value === 2) {
return `(用户在授权页点击“同意/授权”)`
}
if (step.value === 3) {
return `302 ${params.redirectUri}?code=${params.code}&state=${params.state}`
}
if (step.value === 4) {
return `POST https://auth.server/token
Content-Type: application/x-www-form-urlencoded
grant_type=authorization_code&
code=${params.code}&
redirect_uri=${encodeURIComponent(params.redirectUri)}&
client_id=${params.clientId}&
code_verifier=${params.codeVerifier}`
}
if (step.value === 5) {
return `GET https://auth.server/userinfo
Authorization: Bearer <access_token>`
}
return `你的后端:
1) 读取 userinfo(拿到第三方 user_id
2) 在你系统里创建/绑定用户
3) 返回你自己的 session cookie 或 JWT`
})
const start = () => {
step.value = 1
}
const next = () => {
step.value = Math.min(maxStep, step.value + 1)
}
const prev = () => {
step.value = Math.max(1, step.value - 1)
}
const reset = () => {
step.value = 0
copied.value = false
}
const copy = async (text) => {
try {
await navigator.clipboard.writeText(text)
copied.value = true
setTimeout(() => {
copied.value = false
}, 800)
} catch {
copied.value = false
}
}
</script>
<style scoped>
.oauth2-demo {
border: 1px solid var(--vp-c-divider);
background: var(--vp-c-bg-soft);
border-radius: 6px;
padding: 1.5rem;
margin: 0.5rem 0;
}
.header {
margin-bottom: 1rem;
}
.title {
font-weight: 800;
color: var(--vp-c-text-1);
}
.subtitle {
margin-top: 0.25rem;
color: var(--vp-c-text-2);
font-size: 0.9rem;
}
.controls {
display: flex;
gap: 0.5rem;
flex-wrap: wrap;
margin-bottom: 0.75rem;
}
.btn {
padding: 0.5rem 0.75rem;
border-radius: 6px;
border: 1px solid var(--vp-c-divider);
background: var(--vp-c-bg);
color: var(--vp-c-text-1);
cursor: pointer;
font-weight: 700;
font-size: 0.875rem;
}
.btn.primary {
background: var(--vp-c-brand);
border-color: var(--vp-c-brand);
color: var(--vp-c-bg);
}
.btn:disabled {
opacity: 0.5;
cursor: not-allowed;
}
.progress {
color: var(--vp-c-text-2);
font-size: 0.9rem;
margin-bottom: 0.75rem;
}
.grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 1rem;
margin-bottom: 1rem;
}
.card {
background: var(--vp-c-bg);
border: 1px solid var(--vp-c-divider);
border-radius: 6px;
padding: 0.75rem;
}
.card-title {
font-weight: 800;
margin-bottom: 0.75rem;
color: var(--vp-c-text-1);
}
.role {
display: flex;
gap: 0.5rem;
flex-wrap: wrap;
margin-bottom: 0.75rem;
}
.pill {
border: 1px solid var(--vp-c-divider);
background: var(--vp-c-bg-alt);
color: var(--vp-c-text-2);
border-radius: 999px;
padding: 0.2rem 0.6rem;
font-size: 0.85rem;
}
.desc {
color: var(--vp-c-text-2);
line-height: 1.75;
}
.warn {
margin-top: 0.75rem;
border: 1px solid rgba(var(--vp-c-brand-rgb), 0.18);
background: rgba(var(--vp-c-brand-rgb), 0.06);
border-radius: 6px;
padding: 0.75rem;
}
.warn-title {
font-weight: 800;
color: var(--vp-c-text-1);
margin-bottom: 0.25rem;
}
.warn-text {
color: var(--vp-c-text-2);
line-height: 1.7;
}
.code {
margin: 0;
padding: 0.75rem;
border-radius: 6px;
background: var(--vp-c-bg-alt);
border: 1px solid var(--vp-c-divider);
overflow-x: auto;
}
.hint {
margin-top: 0.75rem;
color: var(--vp-c-text-2);
font-size: 0.9rem;
line-height: 1.7;
}
.list {
margin: 0;
padding-left: 1.1rem;
color: var(--vp-c-text-2);
line-height: 1.75;
}
@media (max-width: 720px) {
.grid {
grid-template-columns: 1fr;
}
}
</style>