Files: cd8ac2d0fc9c1f5e2e287e2a0f67c68c8b2e417d / async / fetch.js
639 bytesRaw
| 1 | const isBlog = require('../isBlog') |
| 2 | |
| 3 | // TODO take blog or blogKey? |
| 4 | |
| 5 | module.exports = function (server) { |
| 6 | return function fetch (blog, cb) { |
| 7 | if (!isBlog(blog)) return cb(`Not a valid blog ${JSON.stringify(blog, null, 2)}`) |
| 8 | |
| 9 | server.blobs.want(getBlob(blog), (err, success) => { |
| 10 | if (err) { |
| 11 | if (cb) return cb(err) |
| 12 | else throw err |
| 13 | } |
| 14 | |
| 15 | cb(null, success) |
| 16 | }) |
| 17 | } |
| 18 | } |
| 19 | |
| 20 | function getBlob (msg) { |
| 21 | // is msg of form { key, value } |
| 22 | if (msg.value.content && msg.value.content.blog) return msg.value.content.blog |
| 23 | // is just body of the message, 'msg content' |
| 24 | else if (msg.blog) return msg.blog |
| 25 | } |
| 26 | |
| 27 |
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