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permissions 权限

官方文档

针对声明的可选权限(optional_permissions)； ———— 请求授予扩展程序某些权限(request) 针对已授予的权限(permissions):

  1. 查询当前扩展程序是否具有某些权限(contains)
  2. 移除已授予的权限(remove)；移除所有已授予的权限(removeAll)；
  3. 监听权限变更(onAdded、onRemoved)

方法​

contains() 查询权限​

查询当前扩展程序是否具有某些权限

type Permissions = {
  permissions: string[];
  origins?: string[];
}
chrome.permissions.contains(
  permissions: Permissions,
  callback?: function,
)

request() 请求权限​

请求授予扩展程序某些权限，需要在manifest.json中声明optional_permissions

{
  "optional_permissions": [
    // ...
  ]
}
type Permissions = {
  permissions: string[];
  origins?: string[];
}
chrome.permissions.request(
  permissions: Permissions,
  callback?: function,
)

remove() 移除权限​

移除已授予的权限

type Permissions = {
  permissions: string[];
  origins?: string[];
}
chrome.permissions.remove(
  permissions: Permissions,
  callback?: function,
)

removeAll() 移除所有权限​

移除所有已授予的权限

chrome.permissions.removeAll(
  callback?: function,
)

getAll() 获取所有权限​

获取所有已授予的权限

chrome.permissions.getAll(
  callback?: function,
)

事件​

onAdded 添加事件​

当权限被添加时触发

// background.js
chrome.permissions.onAdded.addListener((permissions) => {
  console.log('🍄  background: >>>>>>>>>>>>>>>>>> 监听添加事件', Date.now(), permissions);
});

onRemoved 移除事件​

当权限被移除时触发

// background.js
chrome.permissions.onRemoved.addListener((permissions) => {
  console.log('🍄  background: >>>>>>>>>>>>>>>>>> 监听移除事件', Date.now(), permissions);
});