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A powerful tencent cos plugin, support bucket and object basic api.

一个强大的Tencent COS插件,支持Android、iOS、Linux、MacOS、Web、Windows全平台, 实现了bucket接口和object接口的基本操作.

功能 #

  • 支持Bucket接口的基本操作,增加、删除、查询存储桶等
  • 支持Bucket接口的访问控制(acl)
  • 支持Bucket接口的跨域资源共享(cors)
  • 支持Bucket接口的防盗链(referer)
  • 支持Object接口的基本操作,上传、删除、查询存储对象等
  • 支持Object接口的访问控制(acl)
  • 支持扩展其它接口

开始 #

dependencies:
  tencent_cos_plus: ^1.2.1
import 'package:tencent_cos_plus/tencent_cos_plus.dart';

用法 #

初始化 #

 COSApiFactory.initialize(
    config: COSConfig(
      appId: 'xxx',
      secretId: 'xxxxxxxxx',
      secretKey: 'xxxxxxxxx',
    ),
    bucketName: 'xxx',
    region: 'xxx-xxx',
  );

Bucket 接口 #

  • 查询请求者名下的所有存储桶列表或特定地域下的存储桶列表
final COSListAllMyBucketsResult result =
    await COSApiFactory.bucketApi.getService(region: 'xxx-xxx');
result.buckets?.forEach((element) {
  print('${element.name}\b');
});
  • 在指定账号下创建一个存储桶
final Response result = await COSApiFactory.bucketApi.putBucket(
  bucketName: 'xxx',
  region: 'xxx-xxx',
);
  • 确认该存储桶是否存在,是否有权限访问
final Response result = await COSApiFactory.bucketApi.headBucket();
  • 删除指定的存储桶
final Response result = await COSApiFactory.bucketApi.deleteBucket();
  • 写入存储桶的访问控制列表(ACL)
final Response result = await COSApiFactory.bucketApi.putBucketACL(
  bucketName: 'xxx',
  region: 'xxx-xxx',
  bucketACLHeader: COSBucketACLHeader()..xCosAcl = 'public-read',
);
  • 获取存储桶的访问控制列表(ACL)
final COSAccessControlPolicy result =
    await COSApiFactory.bucketApi.getBucketACL(
  bucketName: 'xxx',
  region: 'xxx-xxx',
);
  • 为存储桶配置跨域资源共享(CORS)访问控制
final Response result = await COSApiFactory.bucketApi.putBucketCORS(
    bucketName: 'xxx',
    region: 'xxx-xxx',
    corsConfiguration: COSCORSConfiguration(
      corsRules: <COSCORSRule>[
        COSCORSRule(
          allowedOrigins: <String>['*'],
          allowedMethods: <String>['PUT', 'GET', 'POST', 'DELETE', 'HEAD'],
          allowedHeaders: <String>['*'],
          exposeHeaders: <String>[
            'ETag',
            'Content-Length',
            'x-cos-request-id'
          ],
          maxAgeSeconds: 600,
        )
      ],
    ),
  );
  • 查询存储桶的跨域资源共享(CORS)访问控制
final COSCORSConfiguration result =
      await COSApiFactory.bucketApi.getBucketCORS(
    bucketName: 'xxx',
    region: 'xxx-xxx',
  );
  • 删除存储桶的跨域资源共享(CORS)访问控制
final Response result = await COSApiFactory.bucketApi.deleteBucketCORS(
    bucketName: 'xxx',
    region: 'xxx-xxx',
  );
  • 为存储桶设置 Referer 白名单或者黑名单
final COSDomainList domainList = COSDomainList()
    ..domains = ['*.qcloud.com', '*.qq.com'];
  final Response result = await COSApiFactory.bucketApi.putBucketReferer(
    bucketName: 'xxx',
    region: 'xxx-xxx',
    refererConfiguration: COSRefererConfiguration()
      ..status = 'Enabled'
      ..refererType = 'White-List'
      ..domainList = domainList
      ..emptyReferConfiguration = 'Allow',
  );
  • 读取存储桶 Referer 白名单或者黑名单。
final COSRefererConfiguration result =
      await COSApiFactory.bucketApi.getBucketReferer(
    bucketName: 'xxx',
    region: 'xxx-xxx',
  );
  • 实现启用或者暂停存储桶的全球加速功能。
 final Response response =
      await COSApiFactory.bucketApi.putBucketAccelerate(
    bucketName: 'xxx',
    region: 'xxx-xxx',
    accelerateConfiguration: COSAccelerateConfiguration()
      ..status = 'Enabled',
    );
  • 实现查询存储桶的全球加速功能配置。
final COSAccelerateConfiguration result =
      await COSApiFactory.bucketApi.getBucketAccelerate(
    bucketName: 'xxx',
    region: 'xxx-xxx',
  );
  • 为存储桶设置键值对作为存储桶标签。
final COSTagSet tagSet = COSTagSet()
    ..tags = <COSTag>[
      COSTag()
        ..key = 'xxx'
        ..value = 'xxx'
    ];
  final COSTagging tagging = COSTagging()..tagSet = tagSet;

  final Response result = await COSApiFactory.bucketApi.putBucketTagging(
    bucketName: 'xxx',
    region: 'xxx-xxx',
    tagging: tagging,
  );
  • 查询指定存储桶下已有的存储桶标签。
final COSTagging result = await COSApiFactory.bucketApi.getBucketTagging(
    bucketName: 'xxx',
    region: 'xxx-xxx',
  );
  • 删除指定存储桶下已有的存储桶标签。
final Response result = await COSApiFactory.bucketApi.deleteBucketTagging(
    bucketName: 'xxx',
    region: 'xxx-xxx',
  );

Object 接口 #

  • 列出该存储桶内的部分或者全部对象
final COSListBucketResult result =
    await COSApiFactory.objectApi.listObjects(
  bucketName: 'xxx',
  region: 'xxx-xxx',
  prefix: 'xxx',
);
  • 拉取存储桶内的所有对象及其历史版本信息
final COSListVersionsResult result =
    await COSApiFactory.objectApi.listObjectVersions(
  bucketName: 'xxx',
  region: 'xxx-xxx',
  prefix: 'xxx',
);
  • 将本地的对象(Object)上传至指定存储桶中
final Response result = await COSApiFactory.objectApi.putObject(
  bucketName: 'xxx',
  region: 'xxx-xxx',
  objectKey: 'xxx',
  filePath: 'xxx',
);
  • 创建一个已存在 COS 的对象的副本
final COSCopyObjectResult result =
    await COSApiFactory.objectApi.putObjectCopy(
  bucketName: 'xxx',
  region: 'xxx-xxx',
  objectKey: 'xxx',
  xCOSCopySource: 'xxx',
  contentType: 'xxx',
);
  • 将 COS 存储桶中的对象(Object)下载至本地
final Response result = await COSApiFactory.objectApi.getObject(
  bucketName: 'xxx',
  region: 'xxx-xxx',
  objectKey: 'xxx',
  getObject: COSGetObject()..responseCacheControl = 'xxx',
);
  • 判断指定对象是否存在和有权限
final Response result = await COSApiFactory.objectApi.headObject(
  bucketName: 'xxx',
  region: 'xxx-xxx',
  objectKey: 'xxx',
);
  • 删除一个指定的对象(Object)
final Response result = await COSApiFactory.objectApi.deleteObject(
  objectKey: 'xxx',
);
  • 批量删除指定存储桶中的多个对象(Object)
var result;
result = await COSApiFactory.objectApi.listObjects(
  bucketName: 'xxx',
  region: 'xxx-xxx',
  prefix: 'xxx',
);
final List<COSObject>? objects = (result as COSListBucketResult)
    .contents
    ?.map<COSObject>((COSContents element) {
  print('${element.key} \b');
  return COSObject(key: element.key ?? '');
}).toList();
final COSDelete delete =
    COSDelete(quiet: false, objects: objects ?? <COSObject>[]);
result = await COSApiFactory.objectApi.deleteMultipleObjects(
  bucketName: 'xxx',
  region: 'xxx-xxx',
  delete: delete,
);
  • 用于跨域资源共享(CORS)的预检(Preflight)请求
final Response result = await COSApiFactory.objectApi.optionsObject(
  bucketName: 'xxx',
  region: 'xxx-xxx',
  objectKey: 'xxx',
  origin: 'xxx',
  accessControlRequestMethod: 'xxx',
);
  • 对一个归档存储或深度归档存储类型的对象进行恢复(解冻)以便读取该对象内容
final Response result = await COSApiFactory.objectApi.postObjectRestore(
    bucketName: 'xxx',
    region: 'xxx-xxx',
    objectKey: 'xxx',
    restoreRequest: COSRestoreRequest(
      days: 10,
      casJobParameters: COSCASJobParameters(tier: 'xxx'),
    ),
);
  • 上传文件对象
  final Response result = await COSApiFactory.objectApi.putFileObject(
    bucketName: 'xxx',
    region: 'xxx-xxx',
    objectKey: 'xxx.png',
    filePath: 'xxx.png',
  );
  • 上传文件夹对象
final Response result = await COSApiFactory.objectApi.putFolderObject(
    bucketName: 'xxx',
    region: 'xxx-xxx',
    objectKey: '/folder',
  );
  • 上传目录
 final bool result = await COSApiFactory.objectApi.putDirectory(
    bucketName: 'xxx',
    region: 'xxx-xxx',
    directory: '/directory',
  );
  • 删除目录
 final bool result = await COSApiFactory.objectApi.deleteDirectory(
    bucketName: 'xxx',
    region: 'xxx-xxx',
    directory: 'xxx',
  );
  • 写入对象的访问控制列表(ACL)
  final Response result = await COSApiFactory.objectApi.putObjectACL(
    bucketName: 'xxx',
    region: 'xxx-xxx',
    objectKey: 'xxx',
    aclHeader: COSACLHeader()..xCosAcl = 'public-read',
  );
  • 获取对象的访问控制列表(ACL)
  final COSAccessControlPolicy result =
      await COSApiFactory.objectApi.getObjectACL(
    bucketName: 'xxx',
    region: 'xxx-xxx',
    objectKey: 'xxx',
  );
  • 为对象添加键值对作为对象标签
 final COSTagSet tagSet = COSTagSet()
    ..tags = <COSTag>[
      COSTag()
        ..key = 'xxx'
        ..value = 'xxx'
    ];
  final COSTagging tagging = COSTagging()..tagSet = tagSet;

  final Response result = await COSApiFactory.objectApi.putObjectTagging(
    bucketName: 'xxx',
    region: 'xxx-xxx',
    objectKey: 'xxx',
    tagging: tagging,
    versionId: 'xxx',
  );
  • 查询指定对象下已有的对象标签
  final COSTagging result = await COSApiFactory.objectApi.getObjectTagging(
    bucketName: 'xxx',
    region: 'xxx-xxx',
    objectKey: 'xxx',
    versionId: 'xxx',
  );
  • 删除指定对象下已有的对象标签
 final Response result = await COSApiFactory.objectApi.deleteObjectTagging(
    bucketName: 'xxx',
    region: 'xxx-xxx',
    objectKey: 'xxx',
    versionId: 'xxx',
  );

扩展其它接口 #

  1. 实现具体Api
class XXXApi extends COSAbstractApi with COSApiMixin {
  XXXApi(super.config);
}  
  1. 注册具体Api
COSApiFactory.createApi(
  key,
  XXXApi(COSApiFactory.config),
);
  1. 使用具体Api
COSApiFactory.get<XXXApi>(key)

其它 #

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Publisher

verified publisheryiqimanbu.cn

A powerful tencent cos plugin, support bucket and object basic api.

Repository (GitHub)
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Documentation

API reference

License

Apache-2.0 (license)

Dependencies

crypto, html, http, http_parser, mime, path, xml

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