所以我有这个方法在我的组件流星方法获取数据为未定义
uploadCallback (file) {
// TODO: Integrate dropbox with its SDK
// TODO: Pass the link to the editor
return new Promise(
(resolve, reject) => {
console.log('uploadCallback promise')
console.log('file', file)
const dataObject = {
file,
resolve,
reject
}
console.log('dataObject', dataObject)
Meteor.call('uploadToDropbox', dataObject, function (error, result) {
console.log('uploadToDropbox callback')
if (error) {
console.log('error', error)
}
if (result) {
console.log('result', result)
}
})
}
)
}
在我的dataObject时需要我得到的一切。这里是控制台日志
uploadCallback promise
file File {name: "nodejs-2560x1440.png", lastModified: 1485410804857, lastModifiedDate: Thu Jan 26 2017 10:06:44 GMT+0400 (+04), webkitRelativePath: "", size: 1699460…}
dataObject Object {file: File}
uploadToDropbox callback
所以在这里一切似乎都没问题。
这里是我的服务器代码
import { Meteor } from 'meteor/meteor'
import Dropbox from 'dropbox'
console.log('dropbox settings', Meteor.settings.dropbox)
const dbx = new Dropbox({accessToken: Meteor.settings.dropbox.accessToken})
Meteor.methods({
'uploadToDropbox': function (dataObject) {
console.log('dataObject', dataObject)
const { file } = dataObject
console.log('file', file)
const { resolve, reject } = dataObject
console.log('resolve', resolve)
console.log('reject', reject)
dbx.filesUpload({path: '/' + file.name, contents: file})
.then(function (response) {
console.log(response)
resolve({ data: { link: 'http://dummy_image_src.com' } })
})
.catch(function (error) {
console.error(error)
reject('some error')
})
return false
}
})
的问题是在这里。 dataObject
被传递几乎是空的 这就是服务器日志
I20170217-11:44:36.141(4)? dataObject { file: {} }
I20170217-11:44:36.143(4)? file {}
I20170217-11:44:36.143(4)? resolve undefined
I20170217-11:44:36.144(4)? reject undefined
W20170217-11:44:36.371(4)? (STDERR) [TypeError: first argument must be a string or Buffer]
那么,为什么会出现这种情况?
告诉我们关于“文件”的更多信息。它看起来像不能按原样传递给服务器。作为一个测试,尝试传递一个简单的值,比如一个字符串,以确保该方法可以接收该值。 – zim