Files: dc2e96d4d0a86072d9393a2d15d786a80cb341ff / router / async / normalise.js
1150 bytesRaw
| 1 | const nest = require('depnest') |
| 2 | const { isBlob, isFeed, isMsg } = require('ssb-ref') |
| 3 | |
| 4 | exports.gives = nest('router.async.normalise') |
| 5 | |
| 6 | exports.needs = nest({ |
| 7 | 'message.sync.unbox': 'first', |
| 8 | 'sbot.async.get': 'first' |
| 9 | }) |
| 10 | |
| 11 | exports.create = (api) => { |
| 12 | return nest('router.async.normalise', normalise) |
| 13 | |
| 14 | function normalise (location, cb) { |
| 15 | if (typeof location === 'object') cb(null, location) |
| 16 | else if (isMsg(location)) { |
| 17 | api.sbot.async.get(location, (err, value) => { |
| 18 | if (err) cb(err) |
| 19 | else { |
| 20 | if (typeof value.content === 'string') value = api.message.sync.unbox(value) |
| 21 | cb(null, {key: location, value}) |
| 22 | } |
| 23 | }) |
| 24 | } else if (isBlob(location)) cb(null, { blob: location }) |
| 25 | else if (isChannel(location)) cb(null, { channel: location }) |
| 26 | else if (isFeed(location)) cb(null, { feed: location }) |
| 27 | else if (isPage(location)) cb(null, { page: location.substring(1) }) |
| 28 | |
| 29 | return true |
| 30 | } |
| 31 | } |
| 32 | |
| 33 | function isChannel (str) { |
| 34 | return typeof str === 'string' && str[0] === '#' && str.length > 1 |
| 35 | } |
| 36 | |
| 37 | function isPage (str) { |
| 38 | return typeof str === 'string' && str[0] === '/' && str.length > 1 |
| 39 | } |
| 40 |
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