93 lines
2.8 KiB
TypeScript

import type { App } from 'vuepress'
import type { Page } from 'vuepress/core'
import type { PlumeThemeEncrypt, PlumeThemePageData } from '../../shared/index.js'
import { isNumber, isString, random, toArray } from '@pengzhanbo/utils'
import { genSaltSync, hashSync } from 'bcrypt-ts'
import { createFsCache, type FsCache, hash, logger, resolveContent, writeTemp } from '../utils/index.js'
export type EncryptConfig = readonly [
boolean, // global
string, // separator
string, // admin
string[], // keys
Record<string, string>, // rules
]
const isStringLike = (value: unknown): boolean => isString(value) || isNumber(value)
const separator = ':'
let contentHash = ''
let fsCache: FsCache<[string, EncryptConfig]> | null = null
export async function prepareEncrypt(app: App, encrypt?: PlumeThemeEncrypt) {
const start = performance.now()
if (!fsCache && app.env.isDev) {
fsCache = createFsCache(app, 'encrypt')
await fsCache.read()
}
contentHash = fsCache?.data?.[0] ?? ''
let resolvedEncrypt = fsCache?.data?.[1]
const currentHash = encrypt ? hash(JSON.stringify(encrypt)) : ''
if (!contentHash || contentHash !== currentHash || !resolvedEncrypt) {
contentHash = currentHash
resolvedEncrypt = resolveEncrypt(encrypt)
}
await writeTemp(app, 'internal/encrypt.js', resolveContent(app, {
name: 'encrypt',
content: resolvedEncrypt,
}))
fsCache?.write([currentHash, resolvedEncrypt])
if (app.env.isDebug) {
logger.info(`Generate encrypt: ${(performance.now() - start).toFixed(2)}ms`)
}
}
const salt = () => genSaltSync(random(8, 16))
function resolveEncrypt(encrypt?: PlumeThemeEncrypt): EncryptConfig {
const admin = encrypt?.admin
? toArray(encrypt.admin)
.filter(isStringLike)
.map(item => hashSync(String(item), salt()))
.join(separator)
: ''
const rules: Record<string, string> = {}
const keys = Object.keys(encrypt?.rules ?? {})
if (encrypt?.rules) {
Object.keys(encrypt.rules).forEach((key) => {
const index = keys.indexOf(key)
rules[String(index)] = toArray(encrypt.rules![key])
.filter(isStringLike)
.map(item => hashSync(String(item), salt()))
.join(separator)
})
}
return [encrypt?.global ?? false, separator, admin, keys, rules]
}
export function isEncryptPage(page: Page<PlumeThemePageData>, encrypt?: PlumeThemeEncrypt) {
if (!encrypt)
return false
const rules = encrypt.rules ?? {}
return Object.keys(rules).some((match) => {
const relativePath = page.data.filePathRelative || ''
if (match[0] === '^') {
const regex = new RegExp(match)
return regex.test(page.path) || (relativePath && regex.test(relativePath))
}
if (match.endsWith('.md'))
return relativePath && relativePath.endsWith(match)
return page.path.startsWith(match) || relativePath.startsWith(match)
})
}