android-uniapp/utils/request/upload/qiniuUploader.js

// created by gpake


let config = {
  qiniuRegion: '',
  qiniuImageURLPrefix: '',
  qiniuUploadToken: '',
  qiniuUploadTokenURL: '',
  qiniuUploadTokenFunction: null,
  qiniuShouldUseQiniuFileName: false
};


// 在整个程序生命周期中，只需要 init 一次即可
// 如果需要变更参数，再调用 init 即可
function init(options) {
  config = {
    qiniuRegion: '',
    qiniuImageURLPrefix: '',
    qiniuUploadToken: '',
    qiniuUploadTokenURL: '',
    qiniuUploadTokenFunction: null,
    qiniuShouldUseQiniuFileName: false
  };
  updateConfigWithOptions(options);
}

function updateConfigWithOptions(options) {
  if (options.region) {
    config.qiniuRegion = options.region;
  } else {
    console.error('qiniu uploader need your bucket region');
  }
  if (options.uptoken) {
    config.qiniuUploadToken = options.uptoken;
  } else if (options.uptokenURL) {
    config.qiniuUploadTokenURL = options.uptokenURL;
  } else if (options.uptokenFunc) {
    config.qiniuUploadTokenFunction = options.uptokenFunc;
  }
  if (options.domain) {
    config.qiniuImageURLPrefix = options.domain;
  }
  config.qiniuShouldUseQiniuFileName = options.shouldUseQiniuFileName
}

function upload(filePath, success, fail, options, progress, cancelTask) {
  if (null == filePath) {
    console.error('qiniu uploader need filePath to upload');
    return;
  }
  if (options) {
    updateConfigWithOptions(options);
  }
  if (config.qiniuUploadToken) {
    doUpload(filePath, success, fail, options, progress, cancelTask);
  } else if (config.qiniuUploadTokenURL) {
    getQiniuToken(function () {
      doUpload(filePath, success, fail, options, progress, cancelTask);
    });
  } else if (config.qiniuUploadTokenFunction) {
    config.qiniuUploadToken = config.qiniuUploadTokenFunction();
    if (null == config.qiniuUploadToken && config.qiniuUploadToken.length > 0) {
      console.error('qiniu UploadTokenFunction result is null, please check the return value');
      return
    }
    doUpload(filePath, success, fail, options, progress, cancelTask);
  } else {
    console.error('qiniu uploader need one of [uptoken, uptokenURL, uptokenFunc]');
    return;
  }
}

function doUpload(filePath, success, fail, options, progress, cancelTask) {
  if (null == config.qiniuUploadToken && config.qiniuUploadToken.length > 0) {
    console.error('qiniu UploadToken is null, please check the init config or networking');
    return
  }
  const url = uploadURLFromRegionCode(config.qiniuRegion);
  let fileName = filePath.split('//')[1];
  if (options && options.key) {
    fileName = options.key;
  }
  const formData = {
    'token': config.qiniuUploadToken
  };
  if (!config.qiniuShouldUseQiniuFileName) {
    formData['key'] = fileName
  }
  const uploadTask = wx.uploadFile({
    url: url,
    filePath: filePath,
    name: 'file',
    formData: formData,
    success: function (res) {
      var dataString = res.data
      if (res.data.hasOwnProperty('type') && res.data.type === 'Buffer') {
        dataString = String.fromCharCode.apply(null, res.data.data)
      }
      try {
        const dataObject = JSON.parse(dataString);
        //do something
        const imageUrl = config.qiniuImageURLPrefix + '/' + dataObject.key;
        dataObject.imageURL = imageUrl;
        if (success) {
          success(dataObject);
        }
      } catch (e) {
        console.log('parse JSON failed, origin String is: ' + dataString)
        if (fail) {
          fail(e);
        }
      }
    },
    fail: function (error) {
      console.error(error);
      if (fail) {
        fail(error);
      }
    }
  });

  uploadTask.onProgressUpdate((res) => {
    progress && progress(res)
  })

  cancelTask && cancelTask(() => {
    uploadTask.abort()
  })
}

function getQiniuToken(callback) {
  wx.request({
    url: config.qiniuUploadTokenURL,
    success: function (res) {
      const token = res.data.uptoken;
      if (token && token.length > 0) {
        config.qiniuUploadToken = token;
        if (callback) {
          callback();
        }
      } else {
        console.error('qiniuUploader cannot get your token, please check the uptokenURL or server')
      }
    },
    fail: function (error) {
      console.error('qiniu UploadToken is null, please check the init config or networking: ' + error);
    }
  })
}

function uploadURLFromRegionCode(code) {
  let uploadURL = null;
  switch (code) {
    case 'ECN':
      uploadURL = 'https://up.qbox.me';
      break;
    case 'NCN':
      uploadURL = 'https://up-z1.qbox.me';
      break;
    case 'SCN':
      uploadURL = 'https://up-z2.qbox.me';
      break;
    case 'NA':
      uploadURL = 'https://up-na0.qbox.me';
      break;
    case 'ASG':
      uploadURL = 'https://up-as0.qbox.me';
      break;
    default:
      console.error('please make the region is with one of [ECN, SCN, NCN, NA, ASG]');
  }
  return uploadURL;
}

export default {
  init: init,
  upload: upload,
}