site-validator-cli/lib/Cache.js

A command line tool that takes a URL or a file, then uses html-validator (a wrapper for https://validator.w3.org/nu/) to validate each page.

'use strict'

const flatCache = require('flat-cache')

module.exports = class Cache {
  constructor (name, path, cacheTime = 0) {
    this.name = name
    this.path = path
    this.cache = flatCache.load(name, path)
    this.expire = cacheTime === 0 ? false : cacheTime * 1000 * 60
  }

  getKey (key) {
    var now = new Date().getTime()
    var value = this.cache.getKey(key)
    if (value === undefined) {
      return undefined
    } else if (value.expire !== false && value.expire < now) {
      this.removeKey(key)
      return undefined
    } else {
      return value.data
    }
  }

  setKey (key, value) {
    var now = new Date().getTime()
    this.cache.setKey(key, {
      expire: this.expire === false ? false : now + this.expire,
      data: value
    })
  }

  removeKey (key) {
    this.cache.removeKey(key)
  }

  save () {
    this.cache.save(true)
  }

  remove () {
    flatCache.clearCacheById(this.name, this.path)
  }
}