PermissionUtil.ets
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import bundleManager from '@ohos.bundle.bundleManager';
import abilityAccessCtrl, { Permissions } from '@ohos.abilityAccessCtrl';
import common from '@ohos.app.ability.common';
import featureAbility from '@ohos.ability.featureAbility';
import wantConstant from '@ohos.ability.wantConstant';
export class PermissionUtil {
async checkAccessToken(permission: Permissions): Promise<abilityAccessCtrl.GrantStatus> {
let atManager = abilityAccessCtrl.createAtManager();
let grantStatus: abilityAccessCtrl.GrantStatus = abilityAccessCtrl.GrantStatus.PERMISSION_DENIED;
// 获取应用程序的accessTokenID
let tokenId: number = 0;
try {
let bundleInfo: bundleManager.BundleInfo = await bundleManager.getBundleInfoForSelf(bundleManager.BundleFlag.GET_BUNDLE_INFO_WITH_APPLICATION);
let appInfo: bundleManager.ApplicationInfo = bundleInfo.appInfo;
tokenId = appInfo.accessTokenId;
} catch (err) {
console.error(`getBundleInfoForSelf failed, code is ${err.code}, message is ${err.message}`);
}
// 校验应用是否被授予权限
try {
grantStatus = await atManager.checkAccessToken(tokenId, permission);
} catch (err) {
console.error(`checkAccessToken failed, code is ${err.code}, message is ${err.message}`);
}
return grantStatus;
}
async checkPermissions(permission: Permissions): Promise<boolean> {
let hasPermissions = false;
let grantStatus: abilityAccessCtrl.GrantStatus = await this.checkAccessToken(permission);
if (grantStatus === abilityAccessCtrl.GrantStatus.PERMISSION_GRANTED) {
// 已经授权，可以继续访问目标操作
hasPermissions = true;
} else {
hasPermissions = false;
// 申请日历权限
}
return hasPermissions;
}
static reqPermissionsFromUser(permissions: Array<Permissions>): void {
// let context = getContext(this) as common.UIAbilityContext;
// let atManager = abilityAccessCtrl.createAtManager();
// // requestPermissionsFromUser会判断权限的授权状态来决定是否唤起弹窗
// atManager.requestPermissionsFromUser(context, permissions).then((data) => {
// let grantStatus: Array<number> = data.authResults;
// let length: number = grantStatus.length;
// for (let i = 0; i < length; i++) {
// if (grantStatus[i] === 0) {
// // 用户授权，可以继续访问目标操作
//
// } else {
//
// this.jumpSetting();
// // 用户拒绝授权，提示用户必须授权才能访问当前页面的功能，并引导用户到系统设置中打开相应的权限
// AlertDialog.show({
// title: '权限设置',
// message: '到系统设置中打开相应的权限',
// confirm: {
// value: "OK",
// action: () => {
//
// },
// }
// })
// return;
// }
// }
// // 授权成功
// }).catch((err) => {
// console.error(`requestPermissionsFromUser failed, code is ${err.code}, message is ${err.message}`);
// })
}
static jumpSetting() {
}
}