/
index.js
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/
index.js
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const request = require('request')
const purest = require('purest')({ request })
const { promisify } = require('util')
const Provider = require('../../Provider')
const { getURLMeta } = require('../../../helpers/request')
const logger = require('../../../logger')
const adapter = require('./adapter')
const { ProviderApiError, ProviderAuthError } = require('../../error')
const { requestStream } = require('../../../helpers/utils')
/**
* Adapter for API https://developers.facebook.com/docs/instagram-api/overview
*/
class Instagram extends Provider {
constructor (options) {
super(options)
this.authProvider = Instagram.authProvider
this.client = purest({
...options,
provider: Instagram.authProvider,
})
}
static getExtraConfig () {
return {
protocol: 'https',
scope: ['user_profile', 'user_media'],
}
}
static get authProvider () {
return 'instagram'
}
_list ({ directory, token, query = { cursor: null } }, done) {
const qs = {
fields: 'id,media_type,thumbnail_url,media_url,timestamp,children{media_type,media_url,thumbnail_url,timestamp}',
}
if (query.cursor) {
qs.after = query.cursor
}
this.client
.get('https://graph.instagram.com/me/media')
.qs(qs)
.auth(token)
.request((err, resp, body) => {
if (err || resp.statusCode !== 200) {
err = this._error(err, resp)
logger.error(err, 'provider.instagram.list.error')
return done(err)
}
this._getUsername(token, (err, username) => {
if (err) done(err)
else done(null, this.adaptData(body, username, directory, query))
})
})
}
_getUsername (token, done) {
this.client
.get('https://graph.instagram.com/me')
.qs({ fields: 'username' })
.auth(token)
.request((err, resp, body) => {
if (err || resp.statusCode !== 200) {
err = this._error(err, resp)
logger.error(err, 'provider.instagram.user.error')
return done(err)
}
done(null, body.username)
})
}
async download ({ id, token }) {
try {
const body1 = await new Promise((resolve, reject) => (
this.client
.get(`https://graph.instagram.com/${id}`)
.qs({ fields: 'media_url' })
.auth(token)
.request((err, resp, body) => {
if (err || resp.statusCode !== 200) {
err = this._error(err, resp)
logger.error(err, 'provider.instagram.download.error')
reject(err)
return
}
resolve(body)
})
))
const req = request(body1.media_url)
return await requestStream(req, async (res) => this._error(null, res))
} catch (err) {
logger.error(err, 'provider.instagram.download.url.error')
throw err
}
}
async thumbnail () {
// not implementing this because a public thumbnail from instagram will be used instead
logger.error('call to thumbnail is not implemented', 'provider.instagram.thumbnail.error')
throw new Error('call to thumbnail is not implemented')
}
_size ({ id, token }, done) {
return this.client
.get(`https://graph.instagram.com/${id}`)
.qs({ fields: 'media_url' })
.auth(token)
.request((err, resp, body) => {
if (err || resp.statusCode !== 200) {
err = this._error(err, resp)
logger.error(err, 'provider.instagram.size.error')
return done(err)
}
getURLMeta(body.media_url, true)
.then(({ size }) => done(null, size))
.catch((err2) => {
logger.error(err2, 'provider.instagram.size.error')
done(err2)
})
})
}
async logout () {
// access revoke is not supported by Instagram's API
return { revoked: false, manual_revoke_url: 'https://www.instagram.com/accounts/manage_access/' }
}
adaptData (res, username, directory, currentQuery) {
const data = { username, items: [] }
const items = adapter.getItemSubList(res)
items.forEach((item, i) => {
data.items.push({
isFolder: adapter.isFolder(item),
icon: adapter.getItemIcon(item),
name: adapter.getItemName(item, i),
mimeType: adapter.getMimeType(item),
id: adapter.getItemId(item),
size: null,
thumbnail: adapter.getItemThumbnailUrl(item),
requestPath: adapter.getItemRequestPath(item),
modifiedDate: adapter.getItemModifiedDate(item),
})
})
data.nextPagePath = adapter.getNextPagePath(res, currentQuery, directory)
return data
}
_error (err, resp) {
if (resp) {
if (resp.body && resp.body.error.code === 190) {
// Invalid OAuth 2.0 Access Token
return new ProviderAuthError()
}
const fallbackMessage = `request to ${this.authProvider} returned ${resp.statusCode}`
const msg = resp.body && resp.body.error ? resp.body.error.message : fallbackMessage
return new ProviderApiError(msg, resp.statusCode)
}
return err
}
}
Instagram.prototype.list = promisify(Instagram.prototype._list)
Instagram.prototype.size = promisify(Instagram.prototype._size)
module.exports = Instagram