feat: implement WeChat MP OAuth login
- Add wechat-mp.service.ts for MP web authorization - Add wechat-mp.routes.ts with /api/mp endpoints - Update EntryQRCode.vue to show H5 URL QR code - Update HomeView.vue with WeChat auth detection Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
empty
@@ -1,16 +1,120 @@
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<script setup lang="ts">
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import { onMounted } from 'vue';
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import { useRouter } from 'vue-router';
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import { ref, onMounted } from 'vue';
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import { useRouter, useRoute } from 'vue-router';
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import { showLoadingToast, closeToast, showToast } from 'vant';
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import { useConnectionStore } from '../stores/connection';
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const router = useRouter();
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const route = useRoute();
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const connectionStore = useConnectionStore();
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// Check if already logged in
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onMounted(() => {
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const isProcessing = ref(false);
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// API base URL
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const apiUrl = import.meta.env.VITE_API_URL || 'http://192.168.1.5:3000';
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/**
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* 检测是否在微信环境中
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*/
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function isWechatBrowser(): boolean {
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const ua = navigator.userAgent.toLowerCase();
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return ua.includes('micromessenger');
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}
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/**
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* 用code完成登录
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*/
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async function loginWithCode(code: string) {
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isProcessing.value = true;
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showLoadingToast({ message: '登录中...', forbidClick: true });
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try {
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const response = await fetch(`${apiUrl}/api/mp/login`, {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ code }),
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});
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const result = await response.json();
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closeToast();
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if (result.success && result.data) {
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// 设置用户信息
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connectionStore.setUser(
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result.data.userId,
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result.data.userName,
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result.data.sessionToken
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);
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showToast({ message: '登录成功！', type: 'success' });
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// 跳转到投票页面
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router.replace('/vote');
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} else {
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showToast({ message: result.error || '登录失败', type: 'fail' });
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isProcessing.value = false;
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}
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} catch (err) {
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closeToast();
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showToast({ message: '网络错误，请重试', type: 'fail' });
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isProcessing.value = false;
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}
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}
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/**
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* 跳转到微信授权页面
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*/
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async function redirectToWechatAuth() {
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try {
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// 获取授权URL
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const currentUrl = window.location.href.split('?')[0]; // 移除已有的query参数
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const response = await fetch(
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`${apiUrl}/api/mp/auth-url?redirect_uri=${encodeURIComponent(currentUrl)}&scope=snsapi_base`
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);
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const result = await response.json();
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if (result.success && result.data?.authUrl) {
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// 跳转到微信授权页面
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window.location.href = result.data.authUrl;
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} else {
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console.error('[HomeView] Failed to get auth URL:', result.error);
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showToast({ message: '获取授权链接失败', type: 'fail' });
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}
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} catch (err) {
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console.error('[HomeView] Failed to redirect to auth:', err);
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showToast({ message: '网络错误', type: 'fail' });
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}
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}
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/**
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* 处理微信授权流程
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*/
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async function handleWechatAuth() {
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// 检查URL中是否有code参数（授权回调）
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const code = route.query.code as string;
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if (code) {
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// 有code，用code完成登录
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console.log('[HomeView] Got code from callback, logging in...');
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await loginWithCode(code);
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} else {
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// 无code，跳转到授权页面
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console.log('[HomeView] No code, redirecting to auth...');
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await redirectToWechatAuth();
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}
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}
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// 页面加载时检查登录状态和微信环境
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onMounted(async () => {
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// 已登录则直接跳转
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if (connectionStore.userId && connectionStore.userName && connectionStore.userName !== '访客') {
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// Already logged in, redirect to vote page
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router.replace('/vote');
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return;
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}
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// 在微信环境中自动处理授权
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if (isWechatBrowser()) {
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await handleWechatAuth();
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}
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});
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</script>
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@@ -1,8 +1,6 @@
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<script setup lang="ts">
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import { ref, onMounted, onUnmounted, computed } from 'vue';
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import { ref, onMounted, onUnmounted } from 'vue';
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import QRCode from 'qrcode';
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import { useDisplayStore } from '../stores/display';
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import type { WechatLoginSuccessPayload } from '@gala/shared/types';
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const props = defineProps<{
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mobileUrl: string;
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@@ -10,59 +8,21 @@ const props = defineProps<{
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const emit = defineEmits<{
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close: [];
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loginSuccess: [payload: WechatLoginSuccessPayload];
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}>();
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const displayStore = useDisplayStore();
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const qrCodeDataUrl = ref<string>('');
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const isLoading = ref(true);
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const error = ref<string | null>(null);
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const wechatAuthUrl = ref<string | null>(null);
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const loginState = ref<string | null>(null);
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const qrCodeDataUrl = ref<string>('');
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// Use WeChat auth URL if available, otherwise fallback to mobile URL
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const qrUrl = computed(() => wechatAuthUrl.value || props.mobileUrl);
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// Fetch WeChat login URL from server
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async function fetchWechatLoginUrl() {
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// 生成移动端H5入口二维码
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async function generateQRCode() {
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isLoading.value = true;
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error.value = null;
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try {
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const socket = displayStore.getSocket();
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const socketId = socket?.id;
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if (!socketId) {
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console.warn('[EntryQRCode] Socket not connected, using fallback URL');
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await generateQRCode(props.mobileUrl);
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return;
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}
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const apiUrl = import.meta.env.VITE_API_URL || '';
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const response = await fetch(`${apiUrl}/api/wechat/login?pcSocketId=${socketId}`);
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const result = await response.json();
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if (result.success && result.data) {
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wechatAuthUrl.value = result.data.authUrl;
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loginState.value = result.data.state;
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await generateQRCode(result.data.authUrl);
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console.log('[EntryQRCode] WeChat auth URL obtained');
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} else {
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console.warn('[EntryQRCode] WeChat not configured, using fallback URL');
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await generateQRCode(props.mobileUrl);
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}
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} catch (err) {
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console.error('[EntryQRCode] Failed to fetch WeChat login URL:', err);
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// Fallback to mobile URL
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await generateQRCode(props.mobileUrl);
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}
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}
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// Generate QR code
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async function generateQRCode(url: string) {
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try {
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qrCodeDataUrl.value = await QRCode.toDataURL(url, {
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// 直接使用移动端URL生成二维码
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// 用户扫码后在微信内打开H5，H5会自动检测微信环境并跳转授权
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qrCodeDataUrl.value = await QRCode.toDataURL(props.mobileUrl, {
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width: 400,
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margin: 2,
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color: {
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@@ -70,21 +30,15 @@ async function generateQRCode(url: string) {
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light: '#ffffff',
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},
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});
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isLoading.value = false;
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console.log('[EntryQRCode] QR code generated for:', props.mobileUrl);
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} catch (err) {
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console.error('Failed to generate QR code:', err);
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console.error('[EntryQRCode] Failed to generate QR code:', err);
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error.value = '生成二维码失败';
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} finally {
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isLoading.value = false;
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}
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}
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// Handle WeChat login success event
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function handleWechatLoginSuccess(payload: WechatLoginSuccessPayload) {
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console.log('[EntryQRCode] WeChat login success:', payload);
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emit('loginSuccess', payload);
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emit('close');
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}
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// Handle ESC key to close
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function handleKeydown(e: KeyboardEvent) {
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if (e.key === 'Escape') {
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@@ -92,30 +46,12 @@ function handleKeydown(e: KeyboardEvent) {
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}
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}
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// Setup WebSocket listener for login success
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function setupSocketListener() {
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const socket = displayStore.getSocket();
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if (socket) {
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socket.on('wechat:login_success' as any, handleWechatLoginSuccess);
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}
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}
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// Cleanup WebSocket listener
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function cleanupSocketListener() {
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const socket = displayStore.getSocket();
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if (socket) {
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socket.off('wechat:login_success' as any, handleWechatLoginSuccess);
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}
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}
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onMounted(() => {
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fetchWechatLoginUrl();
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setupSocketListener();
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generateQRCode();
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window.addEventListener('keydown', handleKeydown);
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});
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onUnmounted(() => {
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cleanupSocketListener();
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window.removeEventListener('keydown', handleKeydown);
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});
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</script>
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@@ -140,7 +76,7 @@ onUnmounted(() => {
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</div>
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<!-- WeChat logo hint -->
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<div v-if="wechatAuthUrl" class="wechat-hint">
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<div class="wechat-hint">
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<svg class="wechat-icon" viewBox="0 0 24 24" fill="currentColor">
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<path d="M8.691 2.188C3.891 2.188 0 5.476 0 9.53c0 2.212 1.17 4.203 3.002 5.55a.59.59 0 0 1 .213.665l-.39 1.48c-.019.07-.048.141-.048.213 0 .163.13.295.29.295a.326.326 0 0 0 .167-.054l1.903-1.114a.864.864 0 0 1 .717-.098 10.16 10.16 0 0 0 2.837.403c.276 0 .543-.027.811-.05-.857-2.578.157-4.972 1.932-6.446 1.703-1.415 3.882-1.98 5.853-1.838-.576-3.583-4.196-6.348-8.596-6.348zM5.785 5.991c.642 0 1.162.529 1.162 1.18a1.17 1.17 0 0 1-1.162 1.178A1.17 1.17 0 0 1 4.623 7.17c0-.651.52-1.18 1.162-1.18zm5.813 0c.642 0 1.162.529 1.162 1.18a1.17 1.17 0 0 1-1.162 1.178 1.17 1.17 0 0 1-1.162-1.178c0-.651.52-1.18 1.162-1.18zm5.34 2.867c-1.797-.052-3.746.512-5.28 1.786-1.72 1.428-2.687 3.72-1.78 6.22.942 2.453 3.666 4.229 6.884 4.229.826 0 1.622-.12 2.361-.336a.722.722 0 0 1 .598.082l1.584.926a.272.272 0 0 0 .14.047c.134 0 .24-.111.24-.247 0-.06-.023-.12-.038-.177l-.327-1.233a.582.582 0 0 1-.023-.156.49.49 0 0 1 .201-.398C23.024 18.48 24 16.82 24 14.98c0-3.21-2.931-5.837-6.656-6.088V8.89c-.135-.01-.269-.03-.406-.03zm-2.53 3.274c.535 0 .969.44.969.982a.976.976 0 0 1-.969.983.976.976 0 0 1-.969-.983c0-.542.434-.982.97-.982zm4.844 0c.535 0 .969.44.969.982a.976.976 0 0 1-.969.983.976.976 0 0 1-.969-.983c0-.542.434-.982.969-.982z"/>
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</svg>
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@@ -155,11 +91,11 @@ onUnmounted(() => {
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</div>
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<div class="step">
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<span class="step-num">2</span>
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<span class="step-text">{{ wechatAuthUrl ? '授权登录' : '填写姓名和部门' }}</span>
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<span class="step-text">确认授权登录</span>
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</div>
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<div class="step">
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<span class="step-num">3</span>
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<span class="step-text">{{ wechatAuthUrl ? '自动进入年会' : '点击进入年会' }}</span>
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<span class="step-text">自动进入年会</span>
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</div>
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</div>
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@@ -3,6 +3,8 @@ import cors from 'cors';
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import helmet from 'helmet';
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import compression from 'compression';
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import path from 'path';
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import { fileURLToPath } from 'url';
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import { dirname } from 'path';
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import { config } from './config';
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import { logger } from './utils/logger';
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import { errorHandler } from './middleware/errorHandler';
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@@ -11,6 +13,12 @@ import voteRoutes from './routes/vote.routes';
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import adminRoutes from './routes/admin.routes';
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import scanRoutes from './routes/scan.routes';
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import wechatRoutes from './routes/wechat.routes';
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import wechatMpRoutes from './routes/wechat-mp.routes';
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import publicRoutes from './routes/public.routes';
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// ES Module __dirname equivalent
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const __filename = fileURLToPath(import.meta.url);
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const __dirname = dirname(__filename);
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export const app: Application = express();
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@@ -65,6 +73,8 @@ app.use('/api/vote', voteRoutes);
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app.use('/api/admin', adminRoutes);
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app.use('/api/scan', scanRoutes);
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app.use('/api/wechat', wechatRoutes);
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app.use('/api/mp', wechatMpRoutes);
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app.use('/api/public', publicRoutes);
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// 404 handler
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app.use((_req, res) => {
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109
packages/server/src/routes/wechat-mp.routes.ts
Normal file
109
packages/server/src/routes/wechat-mp.routes.ts
Normal file
@@ -0,0 +1,109 @@
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import { Router, Request, Response } from 'express';
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import { wechatMpService } from '../services/wechat-mp.service';
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import { config } from '../config';
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import { logger } from '../utils/logger';
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const router = Router();
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/**
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* GET /api/mp/auth-url
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* 获取公众号网页授权URL
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* 前端在微信环境中调用此接口，获取授权跳转URL
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*/
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router.get('/auth-url', (req: Request, res: Response) => {
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try {
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if (!wechatMpService.isConfigured()) {
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return res.json({
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success: false,
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error: 'WeChat MP not configured',
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});
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}
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// 从query获取回调地址，默认使用移动端URL
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const redirectUri = (req.query.redirect_uri as string) || config.mobileClientUrl;
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// 生成随机state防止CSRF
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const state = Math.random().toString(36).slice(2, 15);
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// 使用snsapi_base静默授权（只获取openid）
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const scope = (req.query.scope as 'snsapi_base' | 'snsapi_userinfo') || 'snsapi_base';
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const authUrl = wechatMpService.generateAuthUrl(redirectUri, state, scope);
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logger.info({ redirectUri, scope }, 'Generated WeChat MP auth URL');
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return res.json({
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success: true,
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data: {
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authUrl,
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state,
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},
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});
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} catch (error) {
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logger.error({ error }, 'Failed to generate auth URL');
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return res.status(500).json({
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success: false,
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error: 'Internal server error',
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});
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}
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});
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/**
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* POST /api/mp/login
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* 用code完成登录
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* 前端在授权回调后，携带code调用此接口完成登录
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*/
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router.post('/login', async (req: Request, res: Response) => {
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try {
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const { code } = req.body;
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if (!code) {
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return res.status(400).json({
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success: false,
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error: 'Missing code parameter',
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});
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}
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if (!wechatMpService.isConfigured()) {
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return res.json({
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success: false,
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error: 'WeChat MP not configured',
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});
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}
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const result = await wechatMpService.login(code);
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if (!result.success) {
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return res.json({
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success: false,
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error: result.error,
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});
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}
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return res.json({
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success: true,
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data: result.data,
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});
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} catch (error) {
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logger.error({ error }, 'Failed to process MP login');
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return res.status(500).json({
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success: false,
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error: 'Internal server error',
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});
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}
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});
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/**
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* GET /api/mp/config
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* 获取公众号配置状态（不返回敏感信息）
|
||||
*/
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router.get('/config', (_req: Request, res: Response) => {
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return res.json({
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success: true,
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data: {
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configured: wechatMpService.isConfigured(),
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},
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||||
});
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});
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export default router;
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173
packages/server/src/services/wechat-mp.service.ts
Normal file
173
packages/server/src/services/wechat-mp.service.ts
Normal file
@@ -0,0 +1,173 @@
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import { config } from '../config';
|
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import { logger } from '../utils/logger';
|
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import { createSessionToken } from '../utils/auth';
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import type { WechatAccessTokenResponse, WechatUserInfo } from '@gala/shared/types';
|
||||
|
||||
const SESSION_TOKEN_TTL = 24 * 60 * 60; // 24 hours
|
||||
|
||||
/**
|
||||
* 微信公众号网页授权服务
|
||||
* 用于在微信内H5页面进行OAuth授权登录
|
||||
*/
|
||||
class WechatMpService {
|
||||
private readonly appId: string;
|
||||
private readonly appSecret: string;
|
||||
|
||||
constructor() {
|
||||
this.appId = config.wechatMp.appId;
|
||||
this.appSecret = config.wechatMp.appSecret;
|
||||
}
|
||||
|
||||
/**
|
||||
* 检查公众号配置是否有效
|
||||
*/
|
||||
isConfigured(): boolean {
|
||||
return !!(this.appId && this.appSecret);
|
||||
}
|
||||
|
||||
/**
|
||||
* 生成公众号网页授权URL
|
||||
* @param redirectUri 授权后回调地址
|
||||
* @param state 状态参数，用于防止CSRF
|
||||
* @param scope 授权作用域: snsapi_base(静默授权) 或 snsapi_userinfo(需用户确认)
|
||||
*/
|
||||
generateAuthUrl(
|
||||
redirectUri: string,
|
||||
state: string,
|
||||
scope: 'snsapi_base' | 'snsapi_userinfo' = 'snsapi_base'
|
||||
): string {
|
||||
const baseUrl = 'https://open.weixin.qq.com/connect/oauth2/authorize';
|
||||
const params = new URLSearchParams({
|
||||
appid: this.appId,
|
||||
redirect_uri: redirectUri,
|
||||
response_type: 'code',
|
||||
scope: scope,
|
||||
state: state,
|
||||
});
|
||||
return `${baseUrl}?${params.toString()}#wechat_redirect`;
|
||||
}
|
||||
|
||||
/**
|
||||
* 用code换取access_token和openid
|
||||
*/
|
||||
async getAccessToken(code: string): Promise<{
|
||||
success: boolean;
|
||||
data?: { openid: string; accessToken: string };
|
||||
error?: string;
|
||||
}> {
|
||||
try {
|
||||
const url = 'https://api.weixin.qq.com/sns/oauth2/access_token';
|
||||
const params = new URLSearchParams({
|
||||
appid: this.appId,
|
||||
secret: this.appSecret,
|
||||
code: code,
|
||||
grant_type: 'authorization_code',
|
||||
});
|
||||
|
||||
const response = await fetch(`${url}?${params.toString()}`);
|
||||
const data = (await response.json()) as WechatAccessTokenResponse;
|
||||
|
||||
if (data.errcode) {
|
||||
logger.error({ errcode: data.errcode, errmsg: data.errmsg }, 'WeChat MP access_token error');
|
||||
return { success: false, error: data.errmsg || 'Failed to get access token' };
|
||||
}
|
||||
|
||||
if (!data.openid || !data.access_token) {
|
||||
return { success: false, error: 'Invalid response from WeChat' };
|
||||
}
|
||||
|
||||
logger.info({ openid: data.openid }, 'WeChat MP access_token obtained');
|
||||
|
||||
return {
|
||||
success: true,
|
||||
data: { openid: data.openid, accessToken: data.access_token },
|
||||
};
|
||||
} catch (error) {
|
||||
logger.error({ error }, 'Failed to get WeChat MP access token');
|
||||
return { success: false, error: 'Failed to get access token' };
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取用户信息（snsapi_userinfo时可用）
|
||||
*/
|
||||
async getUserInfo(accessToken: string, openid: string): Promise<WechatUserInfo | null> {
|
||||
try {
|
||||
const url = 'https://api.weixin.qq.com/sns/userinfo';
|
||||
const params = new URLSearchParams({
|
||||
access_token: accessToken,
|
||||
openid: openid,
|
||||
lang: 'zh_CN',
|
||||
});
|
||||
|
||||
const response = await fetch(`${url}?${params.toString()}`);
|
||||
const data = (await response.json()) as { errcode?: number; errmsg?: string } & WechatUserInfo;
|
||||
|
||||
if (data.errcode) {
|
||||
logger.error({ errcode: data.errcode, errmsg: data.errmsg }, 'WeChat MP userinfo error');
|
||||
return null;
|
||||
}
|
||||
|
||||
return data as WechatUserInfo;
|
||||
} catch (error) {
|
||||
logger.error({ error }, 'Failed to get WeChat MP user info');
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 用code完成登录，返回sessionToken
|
||||
*/
|
||||
async login(code: string): Promise<{
|
||||
success: boolean;
|
||||
data?: {
|
||||
openid: string;
|
||||
sessionToken: string;
|
||||
userId: string;
|
||||
userName: string;
|
||||
userInfo?: WechatUserInfo;
|
||||
};
|
||||
error?: string;
|
||||
}> {
|
||||
try {
|
||||
// 用code换取access_token
|
||||
const tokenResult = await this.getAccessToken(code);
|
||||
if (!tokenResult.success || !tokenResult.data) {
|
||||
return { success: false, error: tokenResult.error };
|
||||
}
|
||||
|
||||
const { openid, accessToken } = tokenResult.data;
|
||||
|
||||
// 尝试获取用户信息（如果是snsapi_userinfo授权）
|
||||
const userInfo = await this.getUserInfo(accessToken, openid);
|
||||
|
||||
// 生成用户ID和名称
|
||||
const userId = `wx_${openid.slice(0, 16)}`;
|
||||
const userName = userInfo?.nickname || `微信用户_${openid.slice(-6)}`;
|
||||
|
||||
// 创建session token
|
||||
const sessionToken = await createSessionToken(
|
||||
{ userId, userName, openid, role: 'user' },
|
||||
SESSION_TOKEN_TTL
|
||||
);
|
||||
|
||||
logger.info({ openid, userId }, 'WeChat MP login successful');
|
||||
|
||||
return {
|
||||
success: true,
|
||||
data: {
|
||||
openid,
|
||||
sessionToken,
|
||||
userId,
|
||||
userName,
|
||||
userInfo: userInfo || undefined,
|
||||
},
|
||||
};
|
||||
} catch (error) {
|
||||
logger.error({ error }, 'Failed to process WeChat MP login');
|
||||
return { success: false, error: 'Failed to process login' };
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
export const wechatMpService = new WechatMpService();
|
||||
Reference in New Issue
Block a user