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demo-sdk.js
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demo-sdk.js
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var COS = require('./lib/cos-wx-sdk-v5');
var wxfs = wx.getFileSystemManager();
var config = require('./config');
var TaskId;
// 签名回调
var getAuthorization = function(options, callback) {
// 格式一、（推荐）后端通过获取临时密钥给到前端，前端计算签名
// 服务端 JS 和 PHP 例子：https://github.com/tencentyun/cos-js-sdk-v5/blob/master/server/
// 服务端其他语言参考 COS STS SDK ：https://github.com/tencentyun/qcloud-cos-sts-sdk
wx.request({
method: 'GET',
url: config.stsUrl, // 服务端签名，参考 server 目录下的两个签名例子
dataType: 'json',
success: function(result) {
var data = result.data;
var credentials = data && data.credentials;
if (!data || !credentials) return console.error('credentials invalid');
callback({
TmpSecretId: credentials.tmpSecretId,
TmpSecretKey: credentials.tmpSecretKey,
XCosSecurityToken: credentials.sessionToken,
StartTime: data.startTime, // 时间戳，单位秒，如：1580000000，建议返回服务器时间作为签名的开始时间，避免用户浏览器本地时间偏差过大导致签名错误
ExpiredTime: data.expiredTime, // 时间戳，单位秒，如：1580000900
});
}
});
// // 格式二、（推荐）【细粒度控制权限】后端通过获取临时密钥给到前端，前端只有相同请求才重复使用临时密钥，后端可以通过 Scope 细粒度控制权限
// // 服务端例子：https://github.com/tencentyun/qcloud-cos-sts-sdk/edit/master/scope.md
// wx.request({
// method: 'POST',
// url: 'http://127.0.0.1:3000/sts-scope',
// data: options.Scope,
// dataType: 'json',
// success: function(result) {
// var data = result.data;
// var credentials = data && data.credentials;
// if (!data || !credentials) return console.error('credentials invalid');
// callback({
// TmpSecretId: credentials.tmpSecretId,
// TmpSecretKey: credentials.tmpSecretKey,
// XCosSecurityToken: credentials.sessionToken,
// StartTime: data.startTime, // 时间戳，单位秒，如：1580000000，建议返回服务器时间作为签名的开始时间，避免用户浏览器本地时间偏差过大导致签名错误
// ExpiredTime: data.expiredTime, // 时间戳，单位秒，如：1580000900
// ScopeLimit: true, // 细粒度控制权限需要设为 true，会限制密钥只在相同请求时重复使用
// });
// }
// });
// // 格式三、（不推荐，分片上传权限不好控制）前端每次请求前都需要通过 getAuthorization 获取签名，后端使用固定密钥或临时密钥计算签名返回给前端
// // 服务端获取签名，请参考对应语言的 COS SDK：https://cloud.tencent.com/document/product/436/6474
// // 注意：这种有安全风险，后端需要通过 method、pathname 严格控制好权限，比如不允许 put / 等
// wx.request({
// method: 'POST',
// url: 'https://example.com/sts-auth.php, // 服务端签名，参考 server 目录下的两个签名例子
// data: {
// method: options.Method,
// pathname: options.Pathname,
// query: options.Query,
// headers: options.Headers,
// },
// dataType: 'json',
// success: function(result) {
// var data = result.data;
// if (!data || !data.authorization) return console.error('authorization invalid');
// callback({
// Authorization: data.authorization,
// // XCosSecurityToken: data.sessionToken, // 如果使用临时密钥，需要传 sessionToken
// });
// }
// });
// // 格式四、（不推荐，适用于前端调试，避免泄露密钥）前端使用固定密钥计算签名
// var authorization = COS.getAuthorization({
// SecretId: 'AKIDxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx',
// SecretKey: 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx',
// Method: options.Method,
// Pathname: options.Pathname,
// Query: options.Query,
// Headers: options.Headers,
// Expires: 60,
// });
// callback({
// Authorization: authorization,
// // XCosSecurityToken: credentials.sessionToken, // 如果使用临时密钥，需要传 XCosSecurityToken
// });
};
var cos = new COS({
// path style 指正式请求时，Bucket 是在 path 里，这样用途相同园区多个 bucket 只需要配置一个园区域名
// ForcePathStyle: true,
getAuthorization: getAuthorization,
});
// 回调统一处理函数
var requestCallback = function(err, data) {
console.log(err || data);
if (err && err.error) {
wx.showModal({
title: '返回错误',
content: '请求失败：' + (err.error.Message || err.error) + '；状态码：' + err.statusCode,
showCancel: false
});
} else if (err) {
wx.showModal({
title: '请求出错',
content: '请求出错：' + err + '；状态码：' + err.statusCode,
showCancel: false
});
} else {
wx.showToast({
title: '请求成功',
icon: 'success',
duration: 3000
});
}
};
var mylog = function (msg) {
wx.showToast({
title: msg,
icon: 'success',
duration: 3000
});
};
var dao = {
'分片上传': function() {
var sliceUploadFile = function (file) {
var key = file.name;
cos.sliceUploadFile({
Bucket: config.Bucket,
Region: config.Region,
Key: key,
FilePath: file.path,
FileSize: file.size,
CacheControl: 'max-age=7200',
onTaskReady: function(taskId) {
TaskId = taskId
},
onHashProgress: function(info) {
console.log('check hash', JSON.stringify(info));
},
onProgress: function(info) {
console.log(JSON.stringify(info));
}
}, requestCallback);
};
wx.chooseMessageFile({
count: 10,
type: 'all',
success: function(res) {
sliceUploadFile(res.tempFiles[0]);
}
});
// wx.chooseVideo({
// sourceType: ['album','camera'],
// maxDuration: 60,
// camera: 'back',
// success(res) {
// var name = res.tempFilePath.replace(/^.*?([^/]{32}\.\w+)$/, '$1');
// sliceUploadFile({
// name: name,
// path: res.tempFilePath,
// size: res.size,
// });
// },
// fail(err) {
// console.log(err);
// }
// })
},
// 上传文件适用于单请求上传大文件
'postObject 简单上传': function() {
wx.chooseImage({
count: 1, // 默认9
sizeType: ['original'], // 可以指定是原图还是压缩图，默认二者都有
sourceType: ['album', 'camera'], // 可以指定来源是相册还是相机，默认二者都有
success: function(res) {
var file = res.tempFiles[0];
cos.postObject({
Bucket: config.Bucket,
Region: config.Region,
Key: '1.png',
FilePath: file.path,
Headers: {
test: 123,
},
onTaskReady: function(taskId) {
TaskId = taskId
},
onProgress: function(info) {
console.log(JSON.stringify(info));
}
}, requestCallback);
}
})
},
'putObject 简单上传文件': function(type) {
wx.chooseMessageFile({
count: 10,
type: 'all',
success: function(res) {
var file = res.tempFiles[0];
wxfs.readFile({
filePath: file.path,
success: function (res) {
cos.putObject({
Bucket: config.Bucket,
Region: config.Region,
Key: file.name,
Body: res.data, // 在小程序里，putObject 接口只允许传字符串的内容，不支持 TaskReady 和 onProgress，上传请使用 cos.postObject 接口
}, requestCallback);
},
fail: err => console.error(err),
});
},
fail: err => console.error(err),
});
},
'putObject 上传字符串': function(type) {
cos.putObject({
Bucket: config.Bucket,
Region: config.Region,
Key: '1.txt',
Body: 'hello world' // 在小程序里，putObject 接口只允许传字符串的内容，不支持 TaskReady 和 onProgress，上传请使用 cos.postObject 接口
}, requestCallback);
},
// 上传文件
'putObject base64 转 ArrayBuffer 上传': function() {
var base64Url = 'data:image/png;base64,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';
var m = (/data:image\/(\w+);base64,(.*)/.exec(base64Url) || []);
var format = m[1];
var bodyData = m[2];
var fileBuf = wx.base64ToArrayBuffer(bodyData);
cos.putObject({
Bucket: config.Bucket,
Region: config.Region,
Key: '1.' + format,
Body: fileBuf,
}, requestCallback);
},
getObjectUrl: function() {
var url = cos.getObjectUrl({
Bucket: config.Bucket, // Bucket 格式：test-1250000000
Region: config.Region,
Key: '1mb.zip',
Expires: 60,
Sign: true,
}, function(err, data) {
console.log(err || data);
});
console.log(url);
},
// Service
getService: function() {
cos.getService(requestCallback);
},
// 简单 Bucket 操作
putBucket: function() {
cos.putBucket({
Bucket: config.Bucket,
Region: config.Region,
}, requestCallback);
},
getBucket: function() {
cos.getBucket({
Bucket: config.Bucket,
Region: config.Region
}, requestCallback);
},
headBucket: function() {
cos.headBucket({
Bucket: config.Bucket,
Region: config.Region
}, requestCallback);
},
deleteBucket: function() {
cos.deleteBucket({
Bucket: config.Bucket,
Region: config.Region
}, requestCallback);
},
getBucketACL: function() {
cos.getBucketAcl({
Bucket: config.Bucket,
Region: config.Region
}, requestCallback);
},
putBucketACL: function() {
cos.putBucketAcl({
Bucket: config.Bucket,
Region: config.Region,
ACL: 'public-read'
}, requestCallback);
},
getBucketCors: function() {
cos.getBucketCors({
Bucket: config.Bucket,
Region: config.Region
}, requestCallback);
},
putBucketCors: function() {
cos.putBucketCors({
Bucket: config.Bucket,
Region: config.Region,
CORSRules: [{
"AllowedOrigin": ["*"],
"AllowedMethod": ["GET", "POST", "PUT", "DELETE", "HEAD"],
"AllowedHeader": ["*"],
"ExposeHeader": ["ETag", "Content-Length"],
"MaxAgeSeconds": "5"
}]
}, requestCallback);
},
deleteBucketCors: function() {
cos.deleteBucketCors({
Bucket: config.Bucket,
Region: config.Region
}, requestCallback);
},
putBucketPolicy: function() {
var AppId = config.Bucket.substr(config.Bucket.lastIndexOf('-') + 1);
cos.putBucketPolicy({
Bucket: config.Bucket,
Region: config.Region,
Policy: {
"version": "2.0",
"principal": {
"qcs": ["qcs::cam::uin/10001:uin/10001"]
}, // 这里的 10001 是 QQ 号
"statement": [{
"effect": "allow",
"action": [
"name/cos:GetBucket",
"name/cos:PutObject",
"name/cos:PostObject",
"name/cos:PutObjectCopy",
"name/cos:InitiateMultipartUpload",
"name/cos:UploadPart",
"name/cos:UploadPartCopy",
"name/cos:CompleteMultipartUpload",
"name/cos:AbortMultipartUpload",
"name/cos:AppendObject"
],
// "resource": ["qcs::cos:ap-guangzhou:uid/1250000000:test-1250000000/*"] // 1250000000 是 appid
"resource": ["qcs::cos:" + config.Region + ":uid/" + AppId + ":" + config.Bucket + "/*"] // 1250000000 是 appid
}]
},
}, requestCallback);
},
getBucketPolicy: function() {
cos.getBucketPolicy({
Bucket: config.Bucket,
Region: config.Region
}, requestCallback);
},
deleteBucketPolicy: function() {
cos.deleteBucketPolicy({
Bucket: config.Bucket,
Region: config.Region
}, requestCallback);
},
getBucketLocation: function() {
cos.getBucketLocation({
Bucket: config.Bucket,
Region: config.Region
}, requestCallback);
},
getBucketTagging: function() {
cos.getBucketTagging({
Bucket: config.Bucket,
Region: config.Region
}, requestCallback);
},
putBucketTagging: function() {
cos.putBucketTagging({
Bucket: config.Bucket,
Region: config.Region,
Tagging: {
"Tags": [
{
"Key": "k1",
"Value": "v1"
},
{
"Key": "k2",
"Value": "v2"
}
]
}
}, requestCallback);
},
deleteBucketTagging: function() {
cos.deleteBucketTagging({
Bucket: config.Bucket,
Region: config.Region
}, requestCallback);
},
// Object
getObject: function() {
cos.getObject({
Bucket: config.Bucket,
Region: config.Region,
Key: '1.txt'
}, requestCallback);
},
headObject: function() {
cos.headObject({
Bucket: config.Bucket,
Region: config.Region,
Key: '1.txt'
}, requestCallback);
},
deleteObject: function() {
cos.deleteObject({
Bucket: config.Bucket,
Region: config.Region,
Key: '1.txt'
}, requestCallback);
},
getObjectACL: function() {
cos.getObjectAcl({
Bucket: config.Bucket,
Region: config.Region,
Key: '1.txt'
}, requestCallback);
},
putObjectACL: function() {
cos.putObjectAcl({
Bucket: config.Bucket, // Bucket 格式：test-1250000000
Region: config.Region,
Key: '1.txt',
// GrantFullControl: 'id="qcs::cam::uin/1001:uin/1001",id="qcs::cam::uin/1002:uin/1002"',
// GrantWrite: 'id="qcs::cam::uin/1001:uin/1001",id="qcs::cam::uin/1002:uin/1002"',
// GrantRead: 'id="qcs::cam::uin/1001:uin/1001",id="qcs::cam::uin/1002:uin/1002"',
// ACL: 'public-read-write',
// ACL: 'public-read',
// ACL: 'private',
ACL: 'default', // 继承上一级目录权限
// AccessControlPolicy: {
// "Owner": { // AccessControlPolicy 里必须有 owner
// "ID": 'qcs::cam::uin/459000000:uin/459000000' // 459000000 是 Bucket 所属用户的 QQ 号
// },
// "Grants": [{
// "Grantee": {
// "ID": "qcs::cam::uin/10002:uin/10002", // 10002 是 QQ 号
// },
// "Permission": "READ"
// }]
// }
}, requestCallback);
},
deleteMultipleObject: function() {
cos.deleteMultipleObject({
Bucket: config.Bucket, // Bucket 格式：test-1250000000
Region: config.Region,
Objects: [{
Key: '1.txt'
},
{
Key: '1.copy.txt'
},
]
}, requestCallback);
},
putObjectCopy: function() {
cos.putObjectCopy({
Bucket: config.Bucket, // Bucket 格式：test-1250000000
Region: config.Region,
Key: '1.copy.txt',
CopySource: config.Bucket + '.cos.' + config.Region + '.myqcloud.com/1.txt',
}, requestCallback);
},
restoreObject: function() {
cos.restoreObject({
Bucket: config.Bucket,
Region: config.Region,
Key: '1.txt',
RestoreRequest: {
Days: 1,
CASJobParameters: {
Tier: 'Expedited'
}
}
}, requestCallback);
},
abortUploadTask: function() {
cos.abortUploadTask({
Bucket: config.Bucket,
/* 必须 */ // Bucket 格式：test-1250000000
Region: config.Region,
/* 必须 */
// 格式1，删除单个上传任务
// Level: 'task',
// Key: '10mb.zip',
// UploadId: '14985543913e4e2642e31db217b9a1a3d9b3cd6cf62abfda23372c8d36ffa38585492681e3',
// 格式2，删除单个文件所有未完成上传任务
Level: 'file',
Key: '10mb.zip',
// 格式3，删除 Bucket 下所有未完成上传任务
// Level: 'bucket',
}, requestCallback);
},
sliceCopyFile: function() {
// 创建测试文件
var sourceName = '1.txt';
var Key = '1.slicecopy.exe';
var sourcePath = config.Bucket + '.cos.' + config.Region + '.myqcloud.com/' + sourceName;
cos.sliceCopyFile({
Bucket: config.Bucket, // Bucket 格式：test-1250000000
Region: config.Region,
Key: Key,
CopySource: sourcePath,
SliceSize: 20 * 1024 * 1024, // 大于20M的文件用分片复制，小于则用单片复制
onProgress: function(info) {
var percent = parseInt(info.percent * 10000) / 100;
var speed = parseInt(info.speed / 1024 / 1024 * 100) / 100;
console.log('进度：' + percent + '%; 速度：' + speed + 'Mb/s;');
}
}, requestCallback);
},
cancelTask: function() {
cos.cancelTask(TaskId);
console.log('canceled');
},
pauseTask: function() {
cos.pauseTask(TaskId);
console.log('paused');
},
restartTask: function() {
cos.restartTask(TaskId);
console.log('restart');
},
};
// require('./test');
module.exports = dao;