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65 lines
2.0 KiB
65 lines
2.0 KiB
export type CookieOptions = {
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path?: string
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domain?: string
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expires?: Date | string | number
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maxAge?: number
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secure?: boolean
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httpOnly?: boolean
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sameSite?: 'lax' | 'strict' | 'none'
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}
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export function serializeCookie(name: string, value: string, options: CookieOptions = {}): string {
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const enc = encodeURIComponent
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let cookie = `${name}=${enc(value)}`
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if (options.maxAge != null) cookie += `; Max-Age=${Math.floor(options.maxAge)}`
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if (options.expires != null) {
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const date = typeof options.expires === 'number' ? new Date(options.expires) : new Date(options.expires)
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cookie += `; Expires=${date.toUTCString()}`
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}
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if (options.domain) cookie += `; Domain=${options.domain}`
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if (options.path) cookie += `; Path=${options.path}`
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if (options.secure) cookie += `; Secure`
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if (options.httpOnly) cookie += `; HttpOnly`
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if (options.sameSite) cookie += `; SameSite=${options.sameSite === 'none' ? 'None' : options.sameSite === 'lax' ? 'Lax' : 'Strict'}`
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return cookie
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}
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export function parseCookieHeader(header: string | undefined): Record<string, string> {
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const raw = header || ''
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const out: Record<string, string> = {}
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raw.split(';').map(s => s.trim()).filter(Boolean).forEach(kv => {
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const idx = kv.indexOf('=')
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const k = idx >= 0 ? kv.slice(0, idx) : kv
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const v = idx >= 0 ? decodeURIComponent(kv.slice(idx + 1)) : ''
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out[k] = v
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})
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return out
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}
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export function parseDocumentCookies(): Record<string, string> {
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if (typeof document === 'undefined') return {}
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return parseCookieHeader(document.cookie)
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}
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/**
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// server 侧中间件
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import { parseCookieHeader, serializeCookie } from './src/compose/cookieUtils'
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app.use(async (ctx, next) => {
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const cookies = parseCookieHeader(ctx.request.headers.cookie as string)
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// 读取
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const token = cookies['demo_token']
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// 写入（HttpOnly 更安全）
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if (!token) {
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const setItem = serializeCookie('demo_token', 'from-mw', {
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httpOnly: true, path: '/', sameSite: 'lax'
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})
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ctx.set('Set-Cookie', [setItem])
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}
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await next()
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})
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*/
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