Descarga TODOS tus XML del portal SAT

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Descarga TODOS tus XML del portal SAT",
  "description": "Esta extensión permite que el sistema wwwfactura247.com descargue con un solo click todos tus comprobantes del SAT en formato XML.",
  "version": "2.0.0",
  "permissions": [
    "tabs",
    "https://portalcfdi.facturaelectronica.sat.gob.mx/*",
    "http://factura247.com/*",
    "http://www.factura247.com/*",
    "http://www.factura247.com/portal/*"
  ],
  "browser_action": {
    "default_title": "Descarga masiva de XML - portal SAT",
    "default_icon": "img/icon.png",
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "img/icon16.png",
    "48": "img/icon48.png",
    "128": "img/icon128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://portalcfdi.facturaelectronica.sat.gob.mx/*",
        "http://www.factura247.com/*",
        "http://factura247.com/*",
        "http://www.factura247.com.com/portal/*"
      ],
      "js": [
        "js/contentScript.js"
      ],
      "run_at": "document_end"
    }
  ],
  "background": {
    "scripts": [
      "js/vendor/jszip.min.js",
      "js/vendor/FileSaver.min.js",
      "js/background.js"
    ]
  }
}