uppy/src/plugins/GoogleDrive/index.js

const Plugin = require('@uppy/core/lib/Plugin')
const { Provider } = require('@uppy/server-utils')
const ProviderViews = require('@uppy/provider-views')
const { h } = require('preact')

module.exports = class GoogleDrive extends Plugin {
  constructor (uppy, opts) {
    super(uppy, opts)
    this.type = 'acquirer'
    this.id = this.opts.id || 'GoogleDrive'
    this.title = 'Google Drive'
    this.icon = () =>
      <svg aria-hidden="true" class="UppyIcon UppyModalTab-icon" width="28" height="28" viewBox="0 0 16 16">
        <path d="M2.955 14.93l2.667-4.62H16l-2.667 4.62H2.955zm2.378-4.62l-2.666 4.62L0 10.31l5.19-8.99 2.666 4.62-2.523 4.37zm10.523-.25h-5.333l-5.19-8.99h5.334l5.19 8.99z" />
      </svg>

    this[this.id] = new Provider(uppy, {
      serverUrl: this.opts.serverUrl,
      provider: 'drive',
      authProvider: 'google'
    })

    this.files = []

    this.onAuth = this.onAuth.bind(this)
    this.render = this.render.bind(this)

    // set default options
    const defaultOptions = {}

    // merge default options with the ones set by user
    this.opts = Object.assign({}, defaultOptions, opts)
    this.opts.serverPattern = opts.serverPattern || opts.serverUrl
  }

  install () {
    this.view = new ProviderViews(this)
    // Set default state for Google Drive
    this.setPluginState({
      authenticated: false,
      files: [],
      folders: [],
      directories: [],
      activeRow: -1,
      filterInput: '',
      isSearchVisible: false
    })

    const target = this.opts.target
    if (target) {
      this.mount(target, this)
    }
  }

  uninstall () {
    this.view.tearDown()
    this.unmount()
  }

  onAuth (authenticated) {
    this.setPluginState({ authenticated })
    if (authenticated) {
      this.view.getFolder('root')
    }
  }

  getUsername (data) {
    for (const item of data.items) {
      if (item.userPermission.role === 'owner') {
        for (const owner of item.owners) {
          if (owner.isAuthenticatedUser) {
            return owner.emailAddress
          }
        }
      }
    }
  }

  isFolder (item) {
    return item.mimeType === 'application/vnd.google-apps.folder'
  }

  getItemData (item) {
    return Object.assign({}, item, {size: parseFloat(item.fileSize)})
  }

  getItemIcon (item) {
    return <img src={item.iconLink} />
  }

  getItemSubList (item) {
    return item.items.filter((i) => {
      return this.isFolder(i) || !i.mimeType.startsWith('application/vnd.google')
    })
  }

  getItemName (item) {
    return item.title ? item.title : '/'
  }

  getMimeType (item) {
    return item.mimeType
  }

  getItemId (item) {
    return item.id
  }

  getItemRequestPath (item) {
    return this.getItemId(item)
  }

  getItemModifiedDate (item) {
    return item.modifiedByMeDate
  }

  getItemThumbnailUrl (item) {
    return `${this.opts.serverUrl}/${this.GoogleDrive.id}/thumbnail/${this.getItemRequestPath(item)}`
  }

  render (state) {
    return this.view.render(state)
  }
}